Watch the Permutations online guitar lesson by TrueFire from Play Rock Guitar 8: Advanced Rhythm Principles
Permutations - Breakdown is a video guitar lesson presented by Jennifer Batten and is sourced from Rock Sauce for Rhythm Guitar.
For the I chord section, I tried to make things interesting far beyond just playing an E power chord or strumming an E7 or E9 chord. I begin by pedaling the low E string to state the tonality, followed by either single notes or double notes within the key. The I chord phrase repeats with four different endings.