Blues chords In blues ‘dominant’ 7 chords (A7 or D7 for example) are more common than basic major, minor and sus chords. The A7, D7 and E9 shapes shown here are all you need for a 12-bar blues ...

The approach works best when playing in a key that shares a lot of notes with the open strings, such as the keys of E and G. Here, we’re taking a typical pop/rock chord progression in E major and ...