Haven't covered a chordal/harmony video in a while, so here's a video on some ideas you can use for working with Augmented chords (including Maj7#5 chords). Hope you find this useful!
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Spread Triads Lesson Pack - http://www.juandhas.com/store
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Bandcamp - https://juandhas.bandcamp.com
Official channel for the Colombian Contemporary Jazz guitarist, Juan Dhas.