CES learning includes seeing & hearing based teaching, collaboration communities and case study driven exercises for faster and better knowledge build up. CES has unique design features, which facilitates knowledge retention of the participants as high as 70%. This has been possible by integrating iCMG's learning process with collaborative community based interactive learning as an integral element of CES based learning. CES has an in built system for evaluation of course effectiveness by the participants and for serving as a storehouse of all the clarifications provided, on student to student basis.