You need to know things to look for when buying a guitar. Is the neck warped? Is the action too high? Is the action adjustable? Below is information that will make you better prepared as a customer, whether you are purchasing a guitar online or at a music store.
List of guitar manufacturers
Excellent music store – Americana-oriented (roots music). You can pursue their online catalog of vintage guitars, with a good return policy. Can purchase new and used instruments. Reputable.
Advice on how to buy guitars
Guitar Manufacturers - A very extensive list of guitar manufacturers (over 60 in just the electric category) with multiple reviews from customers about each name brand. Jim: note that they do the same thing for pickups, picks, strings, amps, effects & more (PA equipment).
Reviews of guitars and equipment
Acoustic guitar manufacturers