One of the major benefits of solar energy is that it is renewable. The sun (generally) shines each and every day, and there is no reason to worry that drawing power from the sun will somehow render it unusable in the future. Using solar energy, therefore, is a safe and reliable way to power the Earth.
Make sure that you get on the roof to look at your solar panels at least once each month. You want to check and verify that they are still clean. If they are not, they are not producing as much energy as they could. Clean them if needed and watch your energy bills drop or even disappear.
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Have you ever been without power during a winter storm, resulting in you freezing and all your refrigerated food going bad? Instead of using a generator which will only run some of the power in your house, use solar energy. Swapping over your system can really help you to prevent power failures in the future.