This is a great article on the basics behind Grid Tie Solar and Grid Tie Solar with Battery Backup.
I was impressed with the overall quality and simple explanations used by the video.
Solar is practical for those who are practical with energy. It is not cost effective to go solar if you want to run 14 refrigerators at one time. However if you want to run a basic house, you can really make a difference using solar.
Check out the video here.
http://galadjidi.typepad.fr/cleantech/2007/01/solar_inverters.html

