Keep it simple, remove much of the unused .. and add other sports! That is a new spirit of the program, and a new look.
It's almost 7 years since I rewrote an application for money disbursement planning (my own code) into a tennis match stats engine. So far, so good: Moscow, Russia, and we are quite popular here, but now overwhelmingly. We've just finished another good tournament (Motivation Open 2013), and to-date stats shows 267 people have played 1792 matches, S/D combined, in 365 last days, all play together spending a total of 2,872,000 RUR on greedy court owners. Yes, court prices per hour here are amazingly