We've offered tips on everything from finding cheap flights to saving money on hotel stays. But there's another big part of your trip cost that you can pare down with some smart planning: your food budget. You know what they say about free lunches? Well, they're wrong. Gratis gourmet meals, complimentary appetizers, and snacks on the house aren't hard to procure—as long as you know where to look. Here are 10 clever little tips for finding free food on the road.