Solar panels are a good way to generate electricity for your home, especially now that there are so many government cash rebates and tax incentives in place. Also, many utility companies across the country are required to by anywhere from 10 – 30 % of their electricity from alternative energy sources. You can actually make money if you live in an especially sunny area and have enough room to install the panels. For a general information, check out Photovoltaic Panels Installation Design Guide