Jamorama Book 2, Lessons 25, 26 & 27

Lesson 25 of the Jamorama course covers suspended barre chords (open suspended chords were already introduced earlier on).

Lesson 26 talks about major 7 barre chords.

Lesson 27 continues to expand your chord vocabulary, by introducing ninth chords, and there are plenty of exercises to practice what you’ve recently learned.