Yeah this.
I figured I will be paying a little bit less for electricity. However, the advantage is when you get your rebate to turn around and pay down the investment in the system, I then get a big decrease in mt electric cost.
Yeah, when you call them; the design folks share their desktop with you and use a faux-3d google earth thing and basically calculate what you can get out of the system based on where the roof faces and trees in the area, etc. This program I went with they just started a month ago, where you technically are the owner of the system, but because you are financing it "through them" you get the 20 year production guarantee and all that as if you were leasing the system.