Tennis Serve level up(Stability and spin and speed)
inoue kunio
http://www.youtube.com/watch?v=H9dwVMEEDk0
60 Second Lesson
"The Volley" w/Jonathan Becker, USPTA
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Tennis Serve level up(Stability and spin and speed)
inoue kunio
http://www.youtube.com/watch?v=H9dwVMEEDk0
60 Second Lesson
"The Volley" w/Jonathan Becker, USPTA