Forget forging your mom’s signature or Photoshopping doctor’s notes (how old are you, anyway?). Now the NYC subway system will cover for you. If public transit makes you late to work, you can get a city-certified late note. According to CBC News:
More than 250,000 "Subway Delay Verification" notes have been issued by New York's Metropolitan Transportation Authority since 2010, according to the New York Times...
To get a late note, passengers must first fill out an online form indicating which subway lines they were riding, when they got on and off the train, and if they made any transfers.
Not only is the form fairly long (to deter fakers, one suspects), but it can take several days for your boss to actually GET the late note -- at which point your rep as a slacker may already be cemented. But the notes are impressively specific: