The Internet is full of trolls, but some very special people get away from their computers and go out to their communities to troll their neighbors in real life, the way people did before technology took over. Artist and comedian Alan Wagner is just such a genius, and though his images do eventually find their way onto his Instagram account, they're meant to baffle casual strollers who encounter them out in the world.
Wagner seems to use a mix of found images and visuals he creates with Photoshop. His graphic design skills range from hand-written scrawls to old-school typography that makes his signs and advertisements look like they were ripped out of a psychopath's textbook published in 1986. In other words, they're perfect.
Take, for example, this extremely creepy ad for blood removal that specifies the service will deal with no other bodily fluids: