Brokers, leagues, and venues are finding ways to combat the growing ticket scam problem. Here’s how you can protect yourself. Detective Mike McCaffrey laughs when I ask if they busted the door down. Maybe I’ve seen too many movies. Normally, he says, they would. But in this instance, it’s not the ticket scam perpetrator’s residence. It’s his mother’s. So, in this high-rise apartment building on 96th Street in Manhattan, he simply knocks. The mother answers, kindly, oblivious to why the NYPD is at her door on this Tuesday morning.