(String Letter Publishing). In this book and video guide, Jeffrey Pepper Rodgers gives you an array of tools for making chord progressions more distinctive, deepening your grooves, and getting outside the box of strumming block chords. Over the course of six in-depth lessons, you'll learn how to build dynamics in an arrangement, play bass lines on guitar, and expand your harmonic vocabulary with slash chords and cluster chords. Along the way, you'll...