With Solar power the biggest cost is storage. I know people who use banks of deep cycle batteries and they are expensive. Just this morning I watched a video about PWRcell vs Tesla. Here is a link to one mans experience with the PWRcell product. https://www.youtube.com/channel/UCQ4...MiLfvBDhnFQ4hQ
I think it would pay to invest a lot of thought into what are your exact needs and the costs involved. Do you have to bury a power line?