Basic Theory That Every Guitarist Should Know Practical Tools for Everyday Playing DVD One-These two DVDs are the first in a planned series of new products by famed Guitarist/Educator Happy Traum.Aimed at novice players these lessons demistify the Guitar fretboard and provide clear practical ways to expand an understanding of the instrument and enhance a student's overall musical experience.DVD 1 covers chromatic and diatonic scales chord building key signatures and other essential basics.