5/2/2008 8:16:00 PMUSTA League Tennis is the country's largest recreational tennis league, providing organized, structured team matches for men and women of all ability levels. Levels are based on the National Tennis Rating Program (NTRP) and range from beginner (2.5) to advanced (5.0). All teams are set up according to player's NTRP rating. Therefore, players are assured of facing off against someone of comparable ability. This allows for a highly competitive and fun tennis environment.