Half-brothers Nicholas Hall and Erin Sparling decided to use Foursquare to invite everyone over to their swanky Greenpoint geek pad for New Year’s. They’ve already set it up so that if anyone uses the app to check-in, their building door automatically opens. We are so live-tweeting the impending robberies — just think how easy it will be to track down the culprits. “I just ousted @prostitute as the mayor of this Jail Cell on @foursquare!” [NYO]