don't try these loopholes at home

Who doesn't love a good promo deal at a fast-food chain? The infamous fofofo from Wendys was the only thing we ever ate in college. And who can forget the epic Pizza Hut buffet back in the day? Legendary. Remember those Halloween days when you'd throw on a costume to score free Chipotle? Or maybe a cow suit for some Chik-Fil-A action? I know it wasn't just me. People are all about those wallet-friendly wins. And speaking of winning, this crew of pals took this concept to the next level by maste…