Today, I got an e-mail back from Focus on Energy, with information on how to get a sign for the lot. They were going to ship me one, but I went to their office to pick it up, to save unnecessary shipping. I really liked how, in their parking lot, the best spots were reserved for "Alternate Fuel Vehicles Only." I gladly parked there, and I'll have to see if we can get one of those signs for our own garage.

Anyway, we have proudly posted the sign at the jobsite: