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Watch the 7th Chord Theory online guitar lesson by Jeff Scheetz from Street Theory for Guitarists

The real foundation of all chord theory lives in the theory of 7th chords. Knowing and understanding how the three families of chords - major, minor, and dominant - work will take you a long way towards being a chord master! In this lesson, we'll go over these three families and also look at some shapes you can incorporate into your playing.