"Serve +1a" | Federer's favorite serve play but with a twist!Discuss on Facebook Opens in a new window Wanna discuss this video? Head over to our Facebook Group and post about it there!You might also like: Roger Federer's "Imaginary Line Rule" + Running PLAYS Rafael Nadal's unfair advantage?!? One of the more interesting books I've read in the past year or so is a book by James Clear called "Atomic Habits," and it has big implications for your […] How To Get 37 Times Better At SomethingPost navigation« Previous PostNext Post »