Scale Guitar Fretboard Navigator Fingerboard Navigation for learning and acquiring practical skills of playing guitar. Promotes the development of techniques for mixing scales, arpeggios and chords. Allows you to develop your own improvisation skills. Destined For beginners and musicians who already own an instrument. It will be useful for those who compose electronic music, beginners and advanced arrangers. Goal Learn to navigate the guitar neck freely, learn all the notes, retain these schemes in one s memory to move them in accordance with the chosen key, improvise freely, freely take and alternate chords in any position, etc.