Take your playing beyond basic. Master the skills needed to rise to your next rhythm guitar challenge. No matter what kind of music you like to play, having a solid foundation of chords is crucial. The problem is, once you know the basic chords, there isn't much instruction as to what comes next. Instead, most of us have to learn complex chords crudely as they come up in songs, and you rarely get to practice them on their own. But not anymore.