See the American housing market in the last decade for a perfect counterexample

First ditzy girl: Well, like, the real estate agent doesn't actually sell the house, y'know?

Second ditzy girl: What do they do then? What happens to the 4%?

First ditzy girl: The real estate agent gets 2% and the person who sells the house gets 2%. That makes 4%. And that's actually a lot of money because, like, houses don't sell for $5.00.

-Vari Hall