Originally Posted by JohnB
From the vids you provided so far your strokes look good, clean, but not on a par with what I've seen of professional players.
Would you like to tell us what differences you see between pro's and the OP?
The footwork, the racquet preparation, and the follow through.
Of course, my impressions are just subjective. But, so far, the OP's stuff just doesn't seem quite optimal, although not bad and probably much more consistent and effective than anything I can do.