Now, because of the state's deregulated energy marketplace, it's a little more difficult to write this kind of one-size-fits-all review of the potential for solar.
For one thing, there are some places where you can buy electricity from two dozen different companies, and some places, where you have to purchase it from your city's municipal energy company.
We'll ask you a few simple questions about you and your home. Further down this page, we provide cost estimates and example return-on-investment calculations for all the various options: The chart above shows the 25-year returns for an investment in solar whether you choose to purchase a system with cash or pay over time with a loan or lease.
That's because you take a loan for the system, but you still get all the benefits of paying up front.