Beginning chord substitutions. All chords are derived from one of three basic chord families, major, minor or dominant. No matter how elaborate a chord is, it draws its basic sound from one of these three groups. Learn the characteristics of each family and which chords are related to which family. Once you learn the families you can interchange other members of the same family to create different chord textures. Brief discussion on chord construction, extend chords and altered chords. 19 minute video lesson with PDF.