Who doesn't dream of playing their best tennis? Yet most players struggle to perform at more than 60% of their ability in competition. Why can't we play as well in tournaments as we do in practice? Why is it so difficult to stay focused for an entire match? The ability to maintain high concentration over a longer period is the key to personal best performance. In this mental program, concentration is therefore the core of the mental system. All other described mental components serve one purpose: to enable you to maintain high and lasting concentration during matches. The mental game is initially divided into two time segments: the game during rallies and the game between points. Every tennis player needs the four mental components: "Concentrate," "Relax," "Accept," and "Play.".