Hey Jeff, I posted your video on volleys about a month ago here. Thanks for the tip! It helped me tremendously. I also like your "dirty diaper" serve clip too. I did that topspin serve demo on the knees for my friends last night. :)
I'm very happy to see that you have joined such a wonderful community here on tennisopolis. You will be a huge asset to this platform and I look forward to sharing your content. For those that don't know Jeff Salzenstein, please take some time to visit his website at (www.JeffSalzensteinTennis.com). Jeff, is one of the most talented coaches that I've come across within the industry, and if you're serious about improving your game, than Jeff is your TENNIS SOLUTION!