We have to think a little but creative revenge is served best cold.
I would call it 'revenge'. To me, it's more like a shining light in/on the dark.
would=wouldn't
What are the parking regs for the area? It sure would be a shame if Code Pinko suddenly couldn't find an open parking spot within several blocks of "their corner".
Is the weather below freezing? If so, it sure would be unfortunate if several gallons of water were spilled on the sidewalk there. Or, if someone parked next to them with a pickup full of cow manure. Then, you could walk about saying, "Hey, do you smell bull$hit?"