Accounts - Praveen Sharma (Satellite)
Tax - MK GUPTA or AJAY JAIN (Face-to-Face)
Law - Munish Bhandari (Face-to-face) [also provides satellite classes but better in face-to-face]
Costing and FM - Ashish KALRA (Face-to-face) - Best teacher
Advance Accounts - Praveen Sharma (face-to-face and satellite)
Audit - Surbhi Bansal (Face-to-face) [also provides satellite classes but face-to-face are better]
ITSM - Self Study will be better OTHERWISE, Dinesh Madan (satellite)
I am going to give Exams in May 2013 for Group 1 only and I think 1 group is enough but it's on your mental level that if you are ready to give both groups or not.
Both have some Advantage and Disadvantages.