LiveBall vs Cardio Tennis. What's the difference?
Brian explains the difference between LiveBall and Cardio Tennis and how their paths crossed when the innovators briefly considered merging their ideas. Grab your EMAIL!! Enter our Twins of Miami LiveBall Giveaway on Backhand-City.com SHOW NOTES: Cardio Tennis.com LiveBall LA LIVEBALL Underground Tennis Movement Riviera Country Club MIAMI LIVEBALL Backhand City
