Pedals/drones occur frequently in worship music/bands today (ala U2 band). The guitars hangs onto one chord (D5–open fifth) while the bass moves. Or, the bass remains stationary while the guitars move. Simple, effective, easy to play. Discussion, examples, assignments.
We use the worship chorus, Father I Adore You, to practice two basic harmonic progressions: (1) I – ii – V – I; (2) I – IV – V – I. These progressions occur frequently in worship choruses and hymns. Then we practice seven different stylings involving these progressions.