12:13

15-minute slice serve lesson

15:39

How to increase the power of your serve

8:17

Serve Transformation: Improve Your First Serve!

18:32

4 secrets to develop your power | TENNIS MASTERCLASS

13:20

Lesson with Ksenia Efremova

13:08

How To Hit A Basic Tennis Serve with Venus Williams

15:25

15-minute forehand lesson

8:19

How To Generate EFFORTLESS POWER On The Tennis SERVE In 3 Steps