Who doesn't love a freebie? Whether it's a friend offering a slice of used-goods heaven or a garage-sale orphan looking for a happy home, second-hand goods are quite a tantalising offer for thrifty shoppers. Free things may give you a lot more than you bargained for (and that's not always a good thing). If you're looking to save a little money, you'll do well to think twice before snagging these used or cheap products. Here's our top 5 free things where the initial save can cost you more in the long run.