I think the best advice for anyone wanting to learn is to take things easy. Start slowly and learn the easier stuff first,there are songs that only use 2 or 3 chords. Learn them first,its a good feeling when you learn your first song.
Also dont be put off thinking learning guitar is too hard,its not.
Dont fool yourself into thinking you will be the next Clapton,Satriani,slash within a few weeks,you wont be. But, its within most peoples grasp to be able to play a few songs within the first month or so.
My son wasnt too interested in learning until he realised that women seem to be impresse