A successful textbook

The book is a successful textbook for those who want to learn the blues and boogie-games.
It contains all the important blues piano techniques that are easily explained. eg to keep flowing chord changes and the ability in his left hand the rhythm, while the right part to play offline and Onbeats. In addition, Blue classic harmonies, riffs, chord progressions, schemes, basslines and blues endings are treated.
The difficulty is metered outstandingly and increases from one chapter to another gently.
The book gives the reader a basic understanding of the structure of the Blues in many of its variants and encourages own improvisation.