Get a Free Sonic Cheeseburger When You Buy Anything. Even a Cup of Ice
by Daniel Oropeza from Lifehacker on (#6AN7C)
Sonic is currently giving away free cheeseburgers with any purchase. Which doesn't sound like that exciting of a deal-but when they say any purchase," they really mean it. So if you don't want to splurge on fries or a soda, you can buy a mini cup of ice" for around $0.09 and still get your free cheeseburger. Toss...