I think the cost solves this issue. It would be annoying if there were lots of fake street signs. Many people must get the idea to put up a random sign for some

I think the cost solves this issue. It would be annoying if there were lots of fake street signs. Many people must get the idea to put up a random sign for something that doesn't exist, and more would upon seeing such signs, but very few people are willing to pay a thousand dollars a year for the joke.