Know that solar panels do not immediately mean free energy forever. You need to be mindful of the fact that solar installations often carry a large up-front price tag. However, you also need to balance that with how much energy you can save over the long run, government incentives and the possibility of selling your excess power into the grid.
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A solar water heater is great for a pool or hot tub. These systems use the heat of the sun, along with energy generated by the sun, and use them to heat your hot tub and pool.
Once you have solar energy panels installed on your home, make sure that you keep them clean. Many people do not realize a cleaner panel will attract more of the sun's energy. Depending on the area you live in, you should wash your panels every two to four weeks or so.