If you're looking for a car in your own backyard--maybe to drive while your car is getting fixed or something bigger with extra room for houseguests--it often pays to check rates at your local airport, too. Sometimes airport rentals can actually be cheaper than in-town rentals, and airport rental office hours are usually much more flexible than those at your neighborhood branch.
But if you live near an airport that you're renting from--typically within 100 miles or within the same state--make sure you keep reading. It turns out that a number of companies have some extra restrictions for locals renting at airport locations if they're not arriving by plane. Unfortunately, these terms and conditions are often buried in fine print that most people don't read, so in the spirit of full disclosure and making sure you don't have an unwelcome surprise at the rental counter, let's take a look at each company's policies individually: