(Music Sales America). Make your practice perfect with the Playbook seres from Music Sales America. These pocket-sized guides are the ideal partner for the beginner. Despite its small size, Playbooks fit a wealth of useful information into their pages. They are well-structured, with each page including a bite-size nugget of material, so that you can easily flip to the relevant part and never miss a beat. Because it’’s so small, you can keep it with you wherever you go, either at home or elsewhere. This prepack display comes loaded up with 32 units from this series including volumes for music theory, keyboard, keyboard chords, guitar, guitar chords, ukulele, ukulele chords and harmonica.