He managed to refrain from laughing at the last idea, mostly because he had been considering the same thing. "Yes, we could give it an emergency cleaning, but I would rather not get a bounty for wanton arson of parts of the city. The guard tends to get rather shirty and unhappy when people set fire to random buildings. We could, but I am not exactly skilled at not being seen or heard. I could loiter over on the other side of the street, and wait for you to do so. Mostly because you are more skilled at not being seen than I."