diff --git a/Titan2e/Readme.md b/Titan2e/Readme.md
index 01babbb..baad7cc 100644
--- a/Titan2e/Readme.md
+++ b/Titan2e/Readme.md
@@ -1 +1,11 @@
-Titan //e Emulation disk
+Titan //e Emulation Interpreter
+
+This is a SOS Interpreter to allow lauching of the //e emulation from a Selector menu.
+This is based on a disassembly of the Titan //e disk 
+See code for more details.
+
+To build the Interpreter:
+ca65 titan2e.interp.s -l titan2e.interp.lst
+ca65 0C00_part.s -l 0C00_part.lst
+ld65 titan2e.interp.o 0C00_part.o -o SOS.INTERP#0c0000 -C apple3.cfg
+