diff --git a/Week1/APLOC2 Week 1/APLOC2 Week 1.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate b/Week1/APLOC2 Week 1/APLOC2 Week 1.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate
index 4414114..399ce11 100644
Binary files a/Week1/APLOC2 Week 1/APLOC2 Week 1.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate and b/Week1/APLOC2 Week 1/APLOC2 Week 1.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Week2/APLOCWeek2/APLOCWeek2.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate b/Week2/APLOCWeek2/APLOCWeek2.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate
index 26fdd6e..a5b741f 100644
Binary files a/Week2/APLOCWeek2/APLOCWeek2.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate and b/Week2/APLOCWeek2/APLOCWeek2.xcodeproj/project.xcworkspace/xcuserdata/notmyemail.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Week2/APLOCWeek2/APLOCWeek2/ViewController.h b/Week2/APLOCWeek2/APLOCWeek2/ViewController.h
index aed7509..8530307 100644
--- a/Week2/APLOCWeek2/APLOCWeek2/ViewController.h
+++ b/Week2/APLOCWeek2/APLOCWeek2/ViewController.h
@@ -11,11 +11,20 @@
 @interface ViewController : UIViewController
 {
     IBOutlet UISegmentedControl *segmentControl;
-    UIViewController *viewController;
+    IBOutlet UIStepper *stepperControl;
+    IBOutlet UIButton *cricketButton;
+    IBOutlet UIButton *butterflyButton;
+    IBOutlet UIButton *antButton;
+    IBOutlet UIButton *executeButton;
+    IBOutlet UITextField *textBox;
 }
 
 -(IBAction)onChange:(id)sender;
 
 -(IBAction)onClick:(id)sender;
 
+-(IBAction)onStepChange:(id)sender;
+
+-(IBAction)onClassButtonClick:(id)sender;
+
 @end
diff --git a/Week2/APLOCWeek2/APLOCWeek2/ViewController.m b/Week2/APLOCWeek2/APLOCWeek2/ViewController.m
index e50c722..b17092e 100644
--- a/Week2/APLOCWeek2/APLOCWeek2/ViewController.m
+++ b/Week2/APLOCWeek2/APLOCWeek2/ViewController.m
@@ -15,6 +15,76 @@
 
 @implementation ViewController
 
+-(IBAction)onClassButtonClick:(id)sender
+{
+    UIButton *classButton = (UIButton*)sender;
+    if (classButton.tag == 0)
+    {
+        textBox.text = @"Cricket";
+        stepperControl.enabled = TRUE;
+        classButton.enabled = FALSE;
+        antButton.enabled = TRUE;
+        butterflyButton.enabled = TRUE;
+        stepperControl.value = 0;
+    }
+    else if (classButton.tag == 1)
+    {
+        textBox.text = @"Butterfly";
+        stepperControl.enabled = TRUE;
+        classButton.enabled = FALSE;
+        antButton.enabled = TRUE;
+        cricketButton.enabled = TRUE;
+        stepperControl.value = 0;
+        
+    }
+    else if (classButton.tag == 2)
+    {
+        textBox.text = @"Ant";
+        stepperControl.enabled = TRUE;
+        classButton.enabled = FALSE;
+        cricketButton.enabled = TRUE;
+        butterflyButton.enabled = TRUE;
+        stepperControl.value = 0;
+        
+    }
+}
+
+-(IBAction)onStepChange:(id)sender
+{
+    UIStepper *stepControl = (UIStepper*) sender;
+    if (stepControl != nil)
+    {
+        int currentValue = stepControl.value;
+        
+        if (currentValue == 1)
+        {
+            if (cricketButton.enabled == FALSE)
+            {
+                textBox.text = @"Cricket";
+            }
+            else if (butterflyButton.enabled == FALSE)
+            {
+                textBox.text = @"Butterfly";
+            }
+            else textBox.text = @"Ant";
+        }
+        
+        else
+        {
+            if (cricketButton.enabled == FALSE)
+            {
+                textBox.text = [NSString stringWithFormat:@"%d Crickets", currentValue];
+            }
+            else if (butterflyButton.enabled == FALSE)
+            {
+                textBox.text = [NSString stringWithFormat:@"%d Butterflies", currentValue];
+            }
+            else textBox.text = [NSString stringWithFormat:@"%d Ants", currentValue];
+        }
+        
+    }
+}
+
 -(IBAction)onClick:(id)sender
 {
     ViewController2 *secondView = [[ViewController2 alloc] initWithNibName:@"ViewController2" bundle:nil];
diff --git a/Week2/APLOCWeek2/APLOCWeek2/en.lproj/ViewController_iPhone.xib b/Week2/APLOCWeek2/APLOCWeek2/en.lproj/ViewController_iPhone.xib
index 1fe6e4d..8b5280f 100644
--- a/Week2/APLOCWeek2/APLOCWeek2/en.lproj/ViewController_iPhone.xib
+++ b/Week2/APLOCWeek2/APLOCWeek2/en.lproj/ViewController_iPhone.xib
@@ -15,6 +15,8 @@
 			<string>IBProxyObject</string>
 			<string>IBUIButton</string>
 			<string>IBUISegmentedControl</string>
+			<string>IBUIStepper</string>
+			<string>IBUITextField</string>
 			<string>IBUIView</string>
 		</array>
 		<array key="IBDocument.PluginDependencies">
@@ -37,19 +39,17 @@
 				<reference key="NSNextResponder"/>
 				<int key="NSvFlags">274</int>
 				<array class="NSMutableArray" key="NSSubviews">
-					<object class="IBUISegmentedControl" id="126307739">
+					<object class="IBUISegmentedControl" id="815579460">
 						<reference key="NSNextResponder" ref="774585933"/>
 						<int key="NSvFlags">292</int>
 						<string key="NSFrame">{{0, 519}, {320, 30}}</string>
 						<reference key="NSSuperview" ref="774585933"/>
 						<reference key="NSWindow"/>
-						<reference key="NSNextKeyView"/>
 						<string key="NSReuseIdentifierKey">_NS:9</string>
 						<bool key="IBUIOpaque">NO</bool>
 						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
 						<int key="IBSegmentControlStyle">2</int>
 						<int key="IBNumberOfSegments">3</int>
-						<int key="IBSelectedSegmentIndex">0</int>
 						<array key="IBSegmentTitles">
 							<string>Red</string>
 							<string>Blue</string>
@@ -76,12 +76,13 @@
 							<reference ref="4"/>
 						</array>
 					</object>
-					<object class="IBUIButton" id="609564029">
+					<object class="IBUIButton" id="618487936">
 						<reference key="NSNextResponder" ref="774585933"/>
 						<int key="NSvFlags">292</int>
 						<string key="NSFrame">{{247, 0}, {73, 33}}</string>
 						<reference key="NSSuperview" ref="774585933"/>
 						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="314599686"/>
 						<string key="NSReuseIdentifierKey">_NS:9</string>
 						<bool key="IBUIOpaque">NO</bool>
 						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
@@ -89,7 +90,7 @@
 						<int key="IBUIContentVerticalAlignment">0</int>
 						<int key="IBUIButtonType">1</int>
 						<string key="IBUINormalTitle">Info</string>
-						<object class="NSColor" key="IBUIHighlightedTitleColor">
+						<object class="NSColor" key="IBUIHighlightedTitleColor" id="187499954">
 							<int key="NSColorSpace">3</int>
 							<bytes key="NSWhite">MQA</bytes>
 						</object>
@@ -97,31 +98,179 @@
 							<int key="NSColorSpace">1</int>
 							<bytes key="NSRGB">MC4xOTYwNzg0MzQ2IDAuMzA5ODAzOTMyOSAwLjUyMTU2ODY1NgA</bytes>
 						</object>
-						<object class="NSColor" key="IBUINormalTitleShadowColor">
+						<object class="NSColor" key="IBUINormalTitleShadowColor" id="309139851">
 							<int key="NSColorSpace">3</int>
 							<bytes key="NSWhite">MC41AA</bytes>
 						</object>
-						<object class="IBUIFontDescription" key="IBUIFontDescription">
+						<object class="IBUIFontDescription" key="IBUIFontDescription" id="673253972">
 							<int key="type">2</int>
 							<double key="pointSize">15</double>
 						</object>
-						<object class="NSFont" key="IBUIFont">
+						<object class="NSFont" key="IBUIFont" id="763109743">
 							<string key="NSName">Helvetica-Bold</string>
 							<double key="NSSize">15</double>
 							<int key="NSfFlags">16</int>
 						</object>
 					</object>
+					<object class="IBUITextField" id="537286050">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{122, 80}, {178, 30}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="825857776"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<bool key="IBUIClipsSubviews">YES</bool>
+						<bool key="IBUIUserInteractionEnabled">NO</bool>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<string key="IBUIText"/>
+						<int key="IBUIBorderStyle">3</int>
+						<string key="IBUIPlaceholder">Select Insect</string>
+						<object class="NSColor" key="IBUITextColor">
+							<int key="NSColorSpace">3</int>
+							<bytes key="NSWhite">MAA</bytes>
+							<object class="NSColorSpace" key="NSCustomColorSpace" id="729926522">
+								<int key="NSID">2</int>
+							</object>
+						</object>
+						<bool key="IBUIAdjustsFontSizeToFit">YES</bool>
+						<float key="IBUIMinimumFontSize">17</float>
+						<object class="IBUITextInputTraits" key="IBUITextInputTraits">
+							<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						</object>
+						<object class="IBUIFontDescription" key="IBUIFontDescription">
+							<int key="type">1</int>
+							<double key="pointSize">14</double>
+						</object>
+						<object class="NSFont" key="IBUIFont">
+							<string key="NSName">Helvetica</string>
+							<double key="NSSize">14</double>
+							<int key="NSfFlags">16</int>
+						</object>
+					</object>
+					<object class="IBUIStepper" id="314599686">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">268</int>
+						<string key="NSFrame">{{20, 82}, {94, 27}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="537286050"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<bool key="IBUIClipsSubviews">YES</bool>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<bool key="IBUIEnabled">NO</bool>
+						<int key="IBUIContentHorizontalAlignment">0</int>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<bool key="IBUIWraps">YES</bool>
+						<double key="IBUIValue">1</double>
+						<double key="IBUIMinimumValue">1</double>
+						<double key="IBUIMaximumValue">10</double>
+					</object>
+					<object class="IBUIButton" id="825857776">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{20, 164}, {86, 44}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="536295908"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<int key="IBUIContentHorizontalAlignment">0</int>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<int key="IBUIButtonType">1</int>
+						<string key="IBUINormalTitle">Cricket</string>
+						<reference key="IBUIHighlightedTitleColor" ref="187499954"/>
+						<object class="NSColor" key="IBUINormalTitleColor">
+							<int key="NSColorSpace">1</int>
+							<bytes key="NSRGB">MC4xOTYwNzg0MzQ2IDAuMzA5ODAzOTMyOSAwLjUyMTU2ODY1NgA</bytes>
+						</object>
+						<reference key="IBUINormalTitleShadowColor" ref="309139851"/>
+						<reference key="IBUIFontDescription" ref="673253972"/>
+						<reference key="IBUIFont" ref="763109743"/>
+					</object>
+					<object class="IBUIButton" id="690917846">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{208, 164}, {86, 44}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="222818038"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<int key="IBUITag">2</int>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<int key="IBUIContentHorizontalAlignment">0</int>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<int key="IBUIButtonType">1</int>
+						<string key="IBUINormalTitle">Ant</string>
+						<reference key="IBUIHighlightedTitleColor" ref="187499954"/>
+						<object class="NSColor" key="IBUINormalTitleColor">
+							<int key="NSColorSpace">1</int>
+							<bytes key="NSRGB">MC4xOTYwNzg0MzQ2IDAuMzA5ODAzOTMyOSAwLjUyMTU2ODY1NgA</bytes>
+						</object>
+						<reference key="IBUINormalTitleShadowColor" ref="309139851"/>
+						<reference key="IBUIFontDescription" ref="673253972"/>
+						<reference key="IBUIFont" ref="763109743"/>
+					</object>
+					<object class="IBUIButton" id="536295908">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{114, 164}, {86, 44}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="690917846"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<int key="IBUITag">1</int>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<int key="IBUIContentHorizontalAlignment">0</int>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<int key="IBUIButtonType">1</int>
+						<string key="IBUINormalTitle">Butterfly</string>
+						<reference key="IBUIHighlightedTitleColor" ref="187499954"/>
+						<object class="NSColor" key="IBUINormalTitleColor">
+							<int key="NSColorSpace">1</int>
+							<bytes key="NSRGB">MC4xOTYwNzg0MzQ2IDAuMzA5ODAzOTMyOSAwLjUyMTU2ODY1NgA</bytes>
+						</object>
+						<reference key="IBUINormalTitleShadowColor" ref="309139851"/>
+						<reference key="IBUIFontDescription" ref="673253972"/>
+						<reference key="IBUIFont" ref="763109743"/>
+					</object>
+					<object class="IBUIButton" id="222818038">
+						<reference key="NSNextResponder" ref="774585933"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{20, 416}, {280, 44}}</string>
+						<reference key="NSSuperview" ref="774585933"/>
+						<reference key="NSWindow"/>
+						<reference key="NSNextKeyView" ref="815579460"/>
+						<string key="NSReuseIdentifierKey">_NS:9</string>
+						<bool key="IBUIOpaque">NO</bool>
+						<string key="targetRuntimeIdentifier">IBCocoaTouchFramework</string>
+						<int key="IBUIContentHorizontalAlignment">0</int>
+						<int key="IBUIContentVerticalAlignment">0</int>
+						<int key="IBUIButtonType">1</int>
+						<string key="IBUINormalTitle">Execute</string>
+						<reference key="IBUIHighlightedTitleColor" ref="187499954"/>
+						<object class="NSColor" key="IBUINormalTitleColor">
+							<int key="NSColorSpace">1</int>
+							<bytes key="NSRGB">MC4xOTYwNzg0MzQ2IDAuMzA5ODAzOTMyOSAwLjUyMTU2ODY1NgA</bytes>
+						</object>
+						<reference key="IBUIFontDescription" ref="673253972"/>
+						<reference key="IBUIFont" ref="763109743"/>
+					</object>
 				</array>
 				<string key="NSFrame">{{0, 20}, {320, 548}}</string>
 				<reference key="NSSuperview"/>
 				<reference key="NSWindow"/>
-				<reference key="NSNextKeyView" ref="126307739"/>
+				<reference key="NSNextKeyView" ref="618487936"/>
 				<object class="NSColor" key="IBUIBackgroundColor">
 					<int key="NSColorSpace">3</int>
 					<bytes key="NSWhite">MC43NQA</bytes>
-					<object class="NSColorSpace" key="NSCustomColorSpace">
-						<int key="NSID">2</int>
-					</object>
+					<reference key="NSCustomColorSpace" ref="729926522"/>
 				</object>
 				<bool key="IBUIClearsContextBeforeDrawing">NO</bool>
 				<object class="IBUISimulatedStatusBarMetrics" key="IBUISimulatedStatusBarMetrics"/>
@@ -159,14 +308,62 @@
 					<object class="IBCocoaTouchOutletConnection" key="connection">
 						<string key="label">segmentControl</string>
 						<reference key="source" ref="372490531"/>
-						<reference key="destination" ref="126307739"/>
+						<reference key="destination" ref="815579460"/>
 					</object>
 					<int key="connectionID">15</int>
 				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">stepperControl</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="314599686"/>
+					</object>
+					<int key="connectionID">85</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">antButton</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="690917846"/>
+					</object>
+					<int key="connectionID">86</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">butterflyButton</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="536295908"/>
+					</object>
+					<int key="connectionID">87</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">cricketButton</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="825857776"/>
+					</object>
+					<int key="connectionID">88</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">executeButton</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="222818038"/>
+					</object>
+					<int key="connectionID">89</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">textBox</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="537286050"/>
+					</object>
+					<int key="connectionID">93</int>
+				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBCocoaTouchEventConnection" key="connection">
 						<string key="label">onChange:</string>
-						<reference key="source" ref="126307739"/>
+						<reference key="source" ref="815579460"/>
 						<reference key="destination" ref="372490531"/>
 						<int key="IBEventType">13</int>
 					</object>
@@ -175,12 +372,48 @@
 				<object class="IBConnectionRecord">
 					<object class="IBCocoaTouchEventConnection" key="connection">
 						<string key="label">onClick:</string>
-						<reference key="source" ref="609564029"/>
+						<reference key="source" ref="618487936"/>
 						<reference key="destination" ref="372490531"/>
 						<int key="IBEventType">7</int>
 					</object>
 					<int key="connectionID">27</int>
 				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchEventConnection" key="connection">
+						<string key="label">onStepChange:</string>
+						<reference key="source" ref="314599686"/>
+						<reference key="destination" ref="372490531"/>
+						<int key="IBEventType">13</int>
+					</object>
+					<int key="connectionID">84</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchEventConnection" key="connection">
+						<string key="label">onClassButtonClick:</string>
+						<reference key="source" ref="825857776"/>
+						<reference key="destination" ref="372490531"/>
+						<int key="IBEventType">7</int>
+					</object>
+					<int key="connectionID">90</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchEventConnection" key="connection">
+						<string key="label">onClassButtonClick:</string>
+						<reference key="source" ref="690917846"/>
+						<reference key="destination" ref="372490531"/>
+						<int key="IBEventType">7</int>
+					</object>
+					<int key="connectionID">92</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchEventConnection" key="connection">
+						<string key="label">onClassButtonClick:</string>
+						<reference key="source" ref="536295908"/>
+						<reference key="destination" ref="372490531"/>
+						<int key="IBEventType">7</int>
+					</object>
+					<int key="connectionID">91</int>
+				</object>
 			</array>
 			<object class="IBMutableOrderedSet" key="objectRecords">
 				<array key="orderedObjects">
@@ -205,8 +438,8 @@
 						<int key="objectID">6</int>
 						<reference key="object" ref="774585933"/>
 						<array class="NSMutableArray" key="children">
-							<object class="IBNSLayoutConstraint" id="553263537">
-								<reference key="firstItem" ref="126307739"/>
+							<object class="IBNSLayoutConstraint" id="762209843">
+								<reference key="firstItem" ref="815579460"/>
 								<int key="firstAttribute">6</int>
 								<int key="relation">0</int>
 								<reference key="secondItem" ref="774585933"/>
@@ -221,8 +454,8 @@
 								<float key="scoringTypeFloat">29</float>
 								<int key="contentType">3</int>
 							</object>
-							<object class="IBNSLayoutConstraint" id="40454311">
-								<reference key="firstItem" ref="126307739"/>
+							<object class="IBNSLayoutConstraint" id="1050840766">
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 								<int key="relation">0</int>
 								<reference key="secondItem" ref="774585933"/>
@@ -237,8 +470,8 @@
 								<float key="scoringTypeFloat">29</float>
 								<int key="contentType">3</int>
 							</object>
-							<object class="IBNSLayoutConstraint" id="229014280">
-								<reference key="firstItem" ref="126307739"/>
+							<object class="IBNSLayoutConstraint" id="1034554831">
+								<reference key="firstItem" ref="815579460"/>
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 								<int key="relation">0</int>
 								<reference key="secondItem" ref="774585933"/>
@@ -253,8 +486,88 @@
 								<float key="scoringTypeFloat">29</float>
 								<int key="contentType">3</int>
 							</object>
-							<object class="IBNSLayoutConstraint" id="1016620325">
-								<reference key="firstItem" ref="609564029"/>
+							<object class="IBNSLayoutConstraint" id="370052035">
+								<reference key="firstItem" ref="222818038"/>
+								<int key="firstAttribute">5</int>
+								<int key="relation">0</int>
+								<reference key="secondItem" ref="774585933"/>
+								<int key="secondAttribute">5</int>
+								<float key="multiplier">1</float>
+								<object class="IBNSLayoutSymbolicConstant" key="constant">
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+								</object>
+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">8</int>
+								<float key="scoringTypeFloat">29</float>
+								<int key="contentType">3</int>
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+							<object class="IBNSLayoutConstraint" id="457585243">
+								<reference key="firstItem" ref="774585933"/>
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+								<int key="relation">0</int>
+								<reference key="secondItem" ref="222818038"/>
+								<int key="secondAttribute">6</int>
+								<float key="multiplier">1</float>
+								<object class="IBNSLayoutSymbolicConstant" key="constant">
+									<double key="value">20</double>
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">8</int>
+								<float key="scoringTypeFloat">29</float>
+								<int key="contentType">3</int>
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+								<reference key="firstItem" ref="774585933"/>
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+								<int key="relation">0</int>
+								<reference key="secondItem" ref="222818038"/>
+								<int key="secondAttribute">4</int>
+								<float key="multiplier">1</float>
+								<object class="IBLayoutConstant" key="constant">
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">3</int>
+								<float key="scoringTypeFloat">9</float>
+								<int key="contentType">3</int>
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+								<reference key="firstItem" ref="690917846"/>
+								<int key="firstAttribute">5</int>
+								<int key="relation">0</int>
+								<reference key="secondItem" ref="536295908"/>
+								<int key="secondAttribute">6</int>
+								<float key="multiplier">1</float>
+								<object class="IBNSLayoutSymbolicConstant" key="constant">
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+								</object>
+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">6</int>
+								<float key="scoringTypeFloat">24</float>
+								<int key="contentType">3</int>
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+								<reference key="firstItem" ref="690917846"/>
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+								<int key="relation">0</int>
+								<reference key="secondItem" ref="536295908"/>
+								<int key="secondAttribute">11</int>
+								<float key="multiplier">1</float>
+								<object class="IBLayoutConstant" key="constant">
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">6</int>
+								<float key="scoringTypeFloat">24</float>
+								<int key="contentType">2</int>
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+							<object class="IBNSLayoutConstraint" id="787602216">
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@@ -269,8 +582,8 @@
 								<float key="scoringTypeFloat">29</float>
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 							</object>
-							<object class="IBNSLayoutConstraint" id="436691519">
-								<reference key="firstItem" ref="609564029"/>
+							<object class="IBNSLayoutConstraint" id="64819597">
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 								<int key="relation">0</int>
 								<reference key="secondItem" ref="774585933"/>
@@ -285,37 +598,187 @@
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 								<int key="contentType">3</int>
 							</object>
-							<reference ref="126307739"/>
-							<reference ref="609564029"/>
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+								<reference key="firstItem" ref="536295908"/>
+								<int key="firstAttribute">11</int>
+								<int key="relation">0</int>
+								<reference key="secondItem" ref="825857776"/>
+								<int key="secondAttribute">11</int>
+								<float key="multiplier">1</float>
+								<object class="IBLayoutConstant" key="constant">
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">6</int>
+								<float key="scoringTypeFloat">24</float>
+								<int key="contentType">2</int>
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+								<reference key="firstItem" ref="536295908"/>
+								<int key="firstAttribute">5</int>
+								<int key="relation">0</int>
+								<reference key="secondItem" ref="825857776"/>
+								<int key="secondAttribute">6</int>
+								<float key="multiplier">1</float>
+								<object class="IBNSLayoutSymbolicConstant" key="constant">
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+								</object>
+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">6</int>
+								<float key="scoringTypeFloat">24</float>
+								<int key="contentType">3</int>
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+								<int key="relation">0</int>
+								<reference key="secondItem" ref="774585933"/>
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+								<float key="multiplier">1</float>
+								<object class="IBLayoutConstant" key="constant">
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">3</int>
+								<float key="scoringTypeFloat">9</float>
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+								<int key="relation">0</int>
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+								<float key="multiplier">1</float>
+								<object class="IBNSLayoutSymbolicConstant" key="constant">
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">8</int>
+								<float key="scoringTypeFloat">29</float>
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+								<float key="multiplier">1</float>
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">6</int>
+								<float key="scoringTypeFloat">24</float>
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+								<float key="multiplier">1</float>
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+								<float key="priority">1000</float>
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+								<float key="priority">1000</float>
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+								<float key="multiplier">1</float>
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+								<float key="priority">1000</float>
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+								<float key="multiplier">1</float>
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+								<float key="priority">1000</float>
+								<reference key="containingView" ref="774585933"/>
+								<int key="scoringType">8</int>
+								<float key="scoringTypeFloat">29</float>
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-						<reference key="object" ref="126307739"/>
+						<reference key="object" ref="815579460"/>
 						<reference key="parent" ref="774585933"/>
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 					<object class="IBObjectRecord">
 						<int key="objectID">14</int>
-						<reference key="object" ref="553263537"/>
+						<reference key="object" ref="762209843"/>
 						<reference key="parent" ref="774585933"/>
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 					<object class="IBObjectRecord">
 						<int key="objectID">13</int>
-						<reference key="object" ref="40454311"/>
+						<reference key="object" ref="1050840766"/>
 						<reference key="parent" ref="774585933"/>
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 					<object class="IBObjectRecord">
 						<int key="objectID">11</int>
-						<reference key="object" ref="229014280"/>
+						<reference key="object" ref="1034554831"/>
 						<reference key="parent" ref="774585933"/>
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 					<object class="IBObjectRecord">
 						<int key="objectID">18</int>
-						<reference key="object" ref="609564029"/>
+						<reference key="object" ref="618487936"/>
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-								<reference key="firstItem" ref="609564029"/>
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@@ -325,13 +788,13 @@
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 								<float key="priority">1000</float>
-								<reference key="containingView" ref="609564029"/>
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 								<float key="scoringTypeFloat">9</float>
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-							<object class="IBNSLayoutConstraint" id="790382420">
-								<reference key="firstItem" ref="609564029"/>
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@@ -341,7 +804,7 @@
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 								<float key="priority">1000</float>
-								<reference key="containingView" ref="609564029"/>
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 								<float key="scoringTypeFloat">9</float>
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@@ -351,23 +814,194 @@
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+					<object class="IBObjectRecord">
+						<int key="objectID">70</int>
+						<reference key="object" ref="994043016"/>
+						<reference key="parent" ref="825857776"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">72</int>
+						<reference key="object" ref="907499949"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">73</int>
+						<reference key="object" ref="1016712528"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">74</int>
+						<reference key="object" ref="222818038"/>
+						<array class="NSMutableArray" key="children"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">81</int>
+						<reference key="object" ref="457585243"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">83</int>
+						<reference key="object" ref="370052035"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">78</int>
+						<reference key="object" ref="130468659"/>
+						<reference key="parent" ref="774585933"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">66</int>
+						<reference key="object" ref="766724095"/>
+						<reference key="parent" ref="774585933"/>
 					</object>
 				</array>
 			</object>
@@ -381,31 +1015,84 @@
 				<string key="14.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<string key="18.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<array key="18.IBViewMetadataConstraints">
-					<reference ref="790382420"/>
-					<reference ref="312535498"/>
+					<reference ref="302330241"/>
+					<reference ref="392115540"/>
 				</array>
 				<boolean value="NO" key="18.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
 				<string key="21.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<string key="22.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<string key="24.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<string key="26.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
-				<string key="6.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
-				<array class="NSMutableArray" key="6.IBViewMetadataConstraints">
-					<reference ref="436691519"/>
-					<reference ref="1016620325"/>
-					<reference ref="229014280"/>
-					<reference ref="40454311"/>
-					<reference ref="553263537"/>
+				<string key="28.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<boolean value="NO" key="28.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="36.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="37.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="38.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<array key="38.IBViewMetadataConstraints">
+					<reference ref="249061247"/>
 				</array>
+				<boolean value="NO" key="38.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="42.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="43.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="44.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="45.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="46.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<array key="46.IBViewMetadataConstraints">
+					<reference ref="994043016"/>
+				</array>
+				<boolean value="NO" key="46.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="49.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="50.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="51.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<array key="51.IBViewMetadataConstraints">
+					<reference ref="190855752"/>
+				</array>
+				<boolean value="NO" key="51.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="54.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<boolean value="NO" key="54.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="6.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<array key="6.IBViewMetadataConstraints">
+					<reference ref="825597353"/>
+					<reference ref="488577085"/>
+					<reference ref="51022414"/>
+					<reference ref="426272538"/>
+					<reference ref="836000996"/>
+					<reference ref="275436947"/>
+					<reference ref="1004465472"/>
+					<reference ref="592901263"/>
+					<reference ref="766724095"/>
+					<reference ref="64819597"/>
+					<reference ref="787602216"/>
+					<reference ref="907499949"/>
+					<reference ref="1016712528"/>
+					<reference ref="130468659"/>
+					<reference ref="457585243"/>
+					<reference ref="370052035"/>
+					<reference ref="1034554831"/>
+					<reference ref="1050840766"/>
+					<reference ref="762209843"/>
+				</array>
+				<string key="65.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="66.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="69.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="70.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="72.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="73.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="74.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<real value="0.0" key="74.IBUIButtonInspectorSelectedEdgeInsetMetadataKey"/>
+				<boolean value="NO" key="74.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
+				<string key="78.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<string key="8.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				<boolean value="NO" key="8.IBViewMetadataTranslatesAutoresizingMaskIntoConstraints"/>
 				<integer value="0" key="8.IUISegmentedControlInspectorSelectedSegmentMetadataKey"/>
+				<string key="81.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+				<string key="83.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 			</dictionary>
 			<dictionary class="NSMutableDictionary" key="unlocalizedProperties"/>
 			<nil key="activeLocalization"/>
 			<dictionary class="NSMutableDictionary" key="localizations"/>
 			<nil key="sourceID"/>
-			<int key="maxID">27</int>
+			<int key="maxID">97</int>
 		</object>
 		<object class="IBClassDescriber" key="IBDocument.Classes">
 			<array class="NSMutableArray" key="referencedPartialClassDescriptions">
@@ -422,29 +1109,67 @@
 					<string key="superclassName">UIViewController</string>
 					<dictionary class="NSMutableDictionary" key="actions">
 						<string key="onChange:">id</string>
+						<string key="onClassButtonClick:">id</string>
 						<string key="onClick:">id</string>
+						<string key="onStepChange:">id</string>
 					</dictionary>
 					<dictionary class="NSMutableDictionary" key="actionInfosByName">
 						<object class="IBActionInfo" key="onChange:">
 							<string key="name">onChange:</string>
 							<string key="candidateClassName">id</string>
 						</object>
+						<object class="IBActionInfo" key="onClassButtonClick:">
+							<string key="name">onClassButtonClick:</string>
+							<string key="candidateClassName">id</string>
+						</object>
 						<object class="IBActionInfo" key="onClick:">
 							<string key="name">onClick:</string>
 							<string key="candidateClassName">id</string>
 						</object>
+						<object class="IBActionInfo" key="onStepChange:">
+							<string key="name">onStepChange:</string>
+							<string key="candidateClassName">id</string>
+						</object>
 					</dictionary>
-					<object class="NSMutableDictionary" key="outlets">
-						<string key="NS.key.0">segmentControl</string>
-						<string key="NS.object.0">UISegmentedControl</string>
-					</object>
-					<object class="NSMutableDictionary" key="toOneOutletInfosByName">
-						<string key="NS.key.0">segmentControl</string>
-						<object class="IBToOneOutletInfo" key="NS.object.0">
+					<dictionary class="NSMutableDictionary" key="outlets">
+						<string key="antButton">UIButton</string>
+						<string key="butterflyButton">UIButton</string>
+						<string key="cricketButton">UIButton</string>
+						<string key="executeButton">UIButton</string>
+						<string key="segmentControl">UISegmentedControl</string>
+						<string key="stepperControl">UIStepper</string>
+						<string key="textBox">UITextField</string>
+					</dictionary>
+					<dictionary class="NSMutableDictionary" key="toOneOutletInfosByName">
+						<object class="IBToOneOutletInfo" key="antButton">
+							<string key="name">antButton</string>
+							<string key="candidateClassName">UIButton</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="butterflyButton">
+							<string key="name">butterflyButton</string>
+							<string key="candidateClassName">UIButton</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="cricketButton">
+							<string key="name">cricketButton</string>
+							<string key="candidateClassName">UIButton</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="executeButton">
+							<string key="name">executeButton</string>
+							<string key="candidateClassName">UIButton</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="segmentControl">
 							<string key="name">segmentControl</string>
 							<string key="candidateClassName">UISegmentedControl</string>
 						</object>
-					</object>
+						<object class="IBToOneOutletInfo" key="stepperControl">
+							<string key="name">stepperControl</string>
+							<string key="candidateClassName">UIStepper</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="textBox">
+							<string key="name">textBox</string>
+							<string key="candidateClassName">UITextField</string>
+						</object>
+					</dictionary>
 					<object class="IBClassDescriptionSource" key="sourceIdentifier">
 						<string key="majorKey">IBProjectSource</string>
 						<string key="minorKey">./Classes/ViewController.h</string>