Never use an abrasive material to clean your solar panels. Doing so could cause Backyard revolution reviews them to become scratched and less useful than they were when they were installed. Your best bet is to have a gentle cleanser and cloth on hand to clean your panels so that you know that you have what you need when the time comes.
When you think about getting solar panels for your home, think about how much wattage you need. Look over the past year for your energy usage, and make sure that you look at solar panels with your own usage in mind. That will affect how many solar panels you purchase, and how much you spend.