Bostonist has lately been taking a lot of leisurely strolls through the public alleys of the Back Bay (we need some privacy when we're sipping hooch from a brown paper bag, OK?), and we've noticed a tremendous variety of signs employed by individual property owners to convey the same basic message, "Don't park here." Much like the Bostonian character, which can be alternately caustic and kind, these signs range from almost pitiable pleading to ominous predictions. Here are two examples of this phenomenon: