There are a lot of threads on CCRM. You might find some helpful responses in these two recent threads for starters:
9 cycles, CCRM veteran ask me anything (yes, bfp)
http://www.dcurbanmom.com/jforum/posts/list/436827.page
Cornell vs. CCRM vs. SIRM
http://www.dcurbanmom.com/jforum/posts/list/481886.page