Good initiative brother wish you luck for this. It is very important for all of us to us renewable sources as a primery obtion as soon in future we will be consumed all fossil fuel and what we left is this only. We have to educate other as well to go for them as well as save tree to protect environsment from global warming.
Absolutely, it is a win win , first of all the environmental aspect of saving out of fossil fuel (which is becomming rare) and financial benefit because of the 'free' electricity. The return on investment is quite quick...