Tennis Players Snatching up iKnowTennis! Mobile App - Originally Developed for New Officials

John McEnroe, former number 1 World ranked tennis professional, recommended removing all officials and line judges from professional tennis games. Since his statement in June 2014, competitive and recreational players are downloading iKnowTennis! mobile app, originally developed to assist new tennis officials to learn comprehensive rules of the game. Seattle, WA (PRWEB) September 10, 2014 What if the tennis ball hits a tree branch? Do you win the point? What if the ball is discovered to be too soft, do you start all over? What if your tennis opponent slams his racquet on the ground and his
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