Monster Guitar Method Volume Four is perfect for the intermediate to advanced player! It's recommended for songwriters looking for new ideas and ways to advance to the next level. This DVD covers advanced chord harmony; quartal harmony; voicings for major7, dominant7, minor7, minor7b5, and dim7 chords; how sus2, add9, and minor7b5 chords are used; the circle of fifths; secondary dominance; polyrhythms; odd meter; and much more. Also included are an instructional booklet and jam-along CD.