Book excerpt: Basic Harmony And Musicianship is the easiest, least expensive and very best book you can have for Music Harmony and Musicianship because it has an exclusive system developed by the author to reduce almost all chord progressions to two simple chords - on sight! Basic Harmony And Musicianship unlocks the artistry and techniques of some of the world's greatest musicians and answers all your questions about 2, 3, and 4 part harmony, chords, progressions, musical form and more. Clearly. Precisely. Easily. Basic Harmony And Musicianship is the perfect follow-up for the text Basic Music Theory by the same author and teaches you the purpose and function of harmony, chords, progressions, and forms - what they mean, how to use them, how to make them your own - from Bach to the Guitar Boogie - from the Blues to Beethoven.