If you are a homeowner, business, or an investor, electricity costs can represent a large part of your monthly expenses, and they can be a real headache for many. With a solar panel system, you will generate free energy for the complete life cycle of more than 25 years of your system. Even if you don’t produce 100 percent of the energy you consume, solar energy will reduce your utility bills and continue to save you a lot of money through net metering.