Marc Seal Guitar Tutorial 3 (Part 2 of 3): Teaches you how to you pitch shifter and octave effects to create cool sounds and the 'Mail Bag' section teaches you how to find notes on the fingerboard.
Marc Seal Tutorial 7 (1 of 3): Teaches you how you can arpeggiating chords, i.e. pick the individual strings and also he goes through different time signatures as well