Whether you are fifteen or fifty and whether you are a complete
beginner or have some experience then you have probably taken a quick
look to see what is available online in respect of learning to play
the guitar. However, is it really that easy to learn how to play the
guitar online or not? I suppose the answer depends on the type of
person that you are? But when looking for online guitar lessons there
are some things that you need to take into consideration.
1. Is the product that you are looking at offer you both written,
audio and video demonstrations? This is especially important to those
people who have never played the guitar before. It helps immensely if
you are able to see someone else playing the notes because you will
not be able to tell if you are doing correctly just by looking at a
book. Also your ear will not have developed enough in order for you
to recognize if you are playing it accurately or not.
2. To what level of player has the product been designed for? It is
important that you look for an online site, which starts with the
basics, and then you can gradually build up to more advanced lessons
once you have become more confident in your playing abilities....

http://groups.yahoo.com/group/learnguitarjamor