Edgar GiffenigOct 25, 2014Tactical Principles - Laws of the Game - Defending Against an Inside-out Forehand
Edgar GiffenigJul 23, 2014The Laws of the Battle - Second Serve Return - Adjust your Position to Return Second Serves
Edgar GiffenigJul 13, 2014The Laws of the Battle - Second Serve - Serve Mostly to the Opponent's Weakness
Edgar GiffenigMay 10, 2014The Goal of Technical Training in Tennis Should be to Develop Stroke Flexibility
