This is the sort of thing that we should encourage, and so I'm including it here although IotD is only occasionally found in the category of "light humor". It's a good one to follow yesterday's image...
And now I wanna know whether the actual Bylaw told the city to put up exactly these signs. Didja ever go to a local government meeting? Usually a bunch of tight-assed do-gooders looking for an outlet, to take their their compulsions out on society.