The kids over at Curbed SF have the word on one polling place that's also an open house. Gross. Over in the enchanted Excelsior District, early morning voters have also been getting the hardcore sales pitch for a 6BR polling station that's going for $888,888. Not a bad price, btw, but still. Anyway, check it: "Went to vote this morning at 900 Persia Street in the lovely Excelsior District. Not only is it a......