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Old 10-28-2012, 12:49 PM   #6
Bionic Poster
Join Date: Dec 2008
Posts: 35,383

That's a lot to remember the next month...
And you ALREADY have a pretty good serve...which is evolving as your grow.
The tight arm is to allow the torso to pivot quicker and free'er, like in dancing, you spin with arms in, you stop spinning with arms out.
And try to keep your examples of pros to guys within your body size. Don't need to copy Dr.Ivo or Isner serves.
LeeD is offline