1) The more you understand the better. Spend time on this forum in the archives section if you are struggling with any concepts. Yes, you should enroll regardsless of your current expertise.
2) It wil give you a better understanding of the book. You will get to talk TGM for many hours.
3) You will receive an outline as to what chapters you need to know as well as glossary terms and dictionary definitions.
Lynn wrote a wonderful post a few years ago which will help:
http://www.lynnblakegolf.com/forum/s...uctor+Training
PM me if you have any questions.
Drew
Your Local PGA A.I.