Raj , I have not even a post for etap , I am Mechanic Engineer and see my posts in the forum , I never asked for a software or standard , but I shared lots of softwares and more lots of standards in the forum , just click "view forum posts" and what you done ? only asking for selling ? use 7 or 7.5 and don't ask for 11 , but if you insist for v11 , it shows that you need newer version for selling , I know these type of people , like "camiqmex" that now banned