Guitar - Playing with strings

Getting bored? Want to learn how to play a new instrument? Hit the strings and enliven the mood with a new rocking or romantic tune. Learn to play the guitar by browsing websites that offer guitar lessons and provide information for beginners. Also, there are various manufacturers of guitar available on the list too, which retail guitars online for order and delivery. Finally, there are plenty of sites that offer guitar chords and sheet music for guitar players of all genres. Please add relevant websites to the 'Guitar' list, along with a summary for each.