Beginner guitar lessons usually have basic music scales and how to position for certain chords; it is vital to have some amount of music theory so you can always fall back to it, this maybe even when you become an expert musician.
If you are looking for beginner guitar lessons online it takes a bit more precaution than having private tuition at a local guitar centre or home visit. Online guitar tuition is an increasingly popular way to pick up the instrument, and to learn how to play competently. So you should always look for a book or piece of software that has been well reviewed, has good testimonials and has a 100% money back guarantee.
Online guitar lessons are much cheaper and, many times, your introductory lessons are even free. Online guitar lessons offer way more bang for the buck.
Online guitar lessons are made to allow you to have a great time while you are learning to play the guitar.
I would also recommend that you take a look at some of the free lessons available but beware, they are very limited and the quality is often so poor it actually ends up confusing and slowing your guitar skill development dramatically. By all means, take...