last year, i had 3 F's but brought all of them up to B's so my report card read: A,B,B,C,B,A. i get $ 20 for an A, $15 for a B, and $10 for a C. i wound up with $95! WHOO-HOO! im gonna go for all A's this year. but the money only counts for the final grades of the year.