Bird Gang: Brooklyn's Pigeon Coops and the Men Who Flock Them (massappeal)
Some of Jerry’s counterparts spend $30,000 on single racing pigeons. Some have three or four assistants watching their coops in shifts throughout the day. “I don’t let a lot of people up on my roof,” said Jerry. “For instance, if I let you up there, you might bring your friend with you, and he’s thinking about how he can get back up. A lot of people steal pigeons, believe it or not. There’s envious people, like with anything else.”