(Guitar Method). Heres your complete guide to getting your guitars to play and sound their bestIn a convenient 6 x9 size, this full-color edition features step-by-step instructions and photos that teach you how to adjust the action, truss rod, bridge saddles, nut, intonation and more on electric and acoustic guitars. Basic electronic repairs are covered as well. If youve been timid about ``looking under the hood`` of your guitar but dont want to keep spending money at the repair shop, this book will get you started on the road to becoming your own guitar repair person