Make sure you spend an adequate amount of time reviewing the document. [This is all billable time, after all] Backward, forward and sideways. Ponder, Explore the what ifs. The what nots. Then do your memo. Remember DUE DILIGENCE. [I think this means use the peed pad].
Now do your bill!
Ehmm Rocky, a good contract will insure your chewie supply is steady and plentiful!