Visit a James Bondian camera store

Even though you've already given up on foursquare after failing to become the mayor of the Livermore Buffalo Wild Wings, hold off on deleting the app because you can now use it (or Instagram) to check in and gain access to the super secret (well, until now) Photojojo shop. Checking in buzzes the door and hooks you up with access to tons of sweet stuff like Cannon lens mugs, HD video recording glasses, and iPhone macro lenses.