Solar panels make homes more energy efficient. The electricity that is generated by the panels is not only good for the environment, it can reduce your energy costs. The amount of money you can save by installing solar electrical systems is determined by how much electricity is used in your home. Another benefit of installing solar panels is net metering, a term used to describe the policy of contributing any unused electricity back to the utility grid. Net metering was implemented to promote private investment in renewable energy. In California, it is a special billing arrangement that provides credits to…