This technique was developed by the German musician, composer and arranger - Yu. Moser. The main goal is to develop skills in technical and fast keyboard playing, while it is assumed that the reader has basic musical training. The basic concepts related to musical style, rhythmic pattern, chord technique, etc., necessary for the keyboard player in his daily work, are outlined in a short form. Contains many interesting and effective exercises that will help you significantly advance in the technique of the game.