Play the music you like!Do you play guitar and wish to deepen your knowledge of the instrument?Contrary to chord dictionaries, this method invites you to understand how to build one chord and therefore all chords.Learning chords goes by an introduction to harmony that I wanted to be intuitive and concrete.Chord diagrams and tablatures will help your reading.The present volume will help you reach the following goals: - learn all major harmony 4 note chords- learn the note of each fret of the fretboard- know how to build any 4 note chord- memorize your finger positioning for each chord color- hear the chord degree within harmony- free your fingers!Understand theory to enjoy its practice