tennisfan2k
Rookie
Serve has become a big liability to my game, per some friends' advice, I started to rework on my serve. As the first step, I try to limit the lower body movement as much as I can to get the upper body flow right. Here is a video of me practicing, please critique. Thanks.
http://youtu.be/6VWGF4HSB5c
http://youtu.be/6VWGF4HSB5c
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