These tracks also supply a variety of fill-in and soloing opportunities to challenge advanced players. In addition, the book features Igoe's extended “global tours” that will test even the most seasoned professional's chops, creativity and stamina.

Audio is accessed online using the unique code inside the book and can be streamed or downloaded. The audio files include PLAYBACK+, a multi-functional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right.