can someone please explain to me the process of billing, how to correctly do billing as in percentages and deductables. can you also direct me to a place where i can study this on the computer that's free so that i can study them and practice and can you please walk throughit with me with at least 1 problem, or can you show me exactly how it goes P.S is there a web site that i can go to that will allow me to practice and let me know if im correct Thank YOu Pauline