This article does a great job giving a holistic viewpoint of the different options and variables to consider when looking into solar for your own home.
Remember, there are many variables and many financial options. Multiple solar bids are essential. Do yourself a HUGE favor, and do not just go with the first company you speak with.
Generally, these are long term agreements that lost longer than most marriages. Take your time. do the research, and speak with multiple solar companies and get multiple solar bids.