5 levels of the pentatonic scale

This e-book is about using the pentatonic scale on guitar at 5 progressive levels. From the basics to advanced Jazz applications.
The e-book covers the basic use in the same key, The tritone or blue note, adding the major 3rd and major 6th for modal applications and superimpose pentatonic scale like Jazz and Fusion guitarists often do.
The e-book comes with 36 audio tracks with examples and backing tracks for practice.