Guitarprinciples.com is a good guitar resource site with a wide variety of information on the best way to approach guitar playing . They focus on the need to follow certain  principles, which will make it easier for you in the long run when learning how to play guitar.

Among other things, their site includes:

- Guitar principles
- Guitar techniques (beginner, essential knowledge, technical tips, rock lessons, using a metronome, tools to record yourself)
- Courses, including web-cam lessons (they have lessons which cover a wide variety of styles)
- Resources
- MP3s, videos
- Forum

Rankings

Overall   (3 out of 5 by 2 users.)