Don't assume that just because a company sells and installs solar panels means they are good and trustworthy people. Shop around. Get a minimum of three quotes. Read all contracts. Check backgrounds of potential contractors. Deal with this like any other home-improvement project that you would otherwise do.
If you invest in a large solar energy system, you could actually make money off of it. If you can pull enough solar power with a collection of solar panels, you may be able to sell your excess electricity to neighbors or even the power company. Contact your local company to see if this could work for you.
DIY – Do it yourself solar elipse viewing glasses. NOTE: This is NOT tinfoil. Please make sure you are using a proper solar viewing film from an astronomy store.
When it comes to solar energy, the sky is truly the limit, so learn about your options before you buy. How much space are you allowed, by local law, to fill with solar equipment? Can you sell excess energy back to the grid? What sort of regulations are in place?