Relief, action, intonation, nut slots, pickup height, tremolos, radius and final feel.
What the truss rod does, what it does not do, and why the smartest adjustment is sometimes knowing when to stop.
A practical reference for spotting high nut slots, low nut slots, first-position sharpness and tuning hangups before the wrong part gets blamed.
A setup-focused guide to pickup height, output balance, magnetic pull and why louder is not always better.