How good of a musician you become is predicated on how much practice you do and the quality of that practice. In all likelihood, you don't have access to a harmonica teacher (a rare breed), so it's up to you to identify what will help you grow as a player and how to best spend your valuable practice time. In Daily Studies for Diatonic Harmonica, author David Barrett (the world's most published author of harmonica lesson material) provides recommendations on how to set up your practice room, stru