Grand Slam Tennis Academy
The following skills must be performed to pass from Green to Blue

Make 10 in a row from the baseline, both sides

Rally 10 balls in a row from the baseline

Make 8 out of 10 serves

Hit topspin on both forehand and backhand

Have a seperate first and second serve

Understand and be able to hit an approach shot

15 volleys in a row with the instructor

Have played at least 3 local tournaments in the last 6 months

50 jumping jacks

15 push-ups

50 line jumps

Run from the baseline to the net in 7 seconds or less

30 balls corner to corner with shuffling

know all terms and tennis history