Slow Serve? Try the I-Formation & Aussie FormationDiscuss 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: Martina Navratilova's favorite doubles tip for returning in the ad court If you're not familiar, that's Craig O'Shannessy in the video with me. He's leading the analytics revolution in tennis. If you liked his analysis and advice, then I'd like to […] How To Hold Serve 93% Of The Time Doubles Strategy | 2-Back Versus 2-Up Post navigation« Previous PostNext Post »