The Chord Progression Codex is NOW AVAILABLE! https://shorturl.at/bouLV My pro theory + songwriting course: https://bit.ly/2J2Nctn Enroll in my Rhythm Training Course at ANY price! https://bit.ly/3wDacU4 PDFs+MP3's for this lesson at my Patreon: https://www.patreon.com/posts/40293305/ Augmented c...