This book offers an easily learned method that will quickly move the student from intermediate into advanced harmonic territory, adding richness, texture and uniqueness to the improvisational approach. The concept starts with common elements of basic diatonic harmony and moves them in ways that gradually increase the harmonic complexity of their application. Students will greatly expand chord vocabulary and add considerable interest and depth to improvisations. This method provides a simple approach to making the use of alterations and extensions a natural part of any players harmonic vocabulary.