Searching for car rental at Memphis airport in Tennessee? Here are the best tips to get the highest quality car rental for the best cost. The rental clerk may say your own insurance doesn’t cover tires, glass, or days out of service. Check the fine print in your own auto and credit-card coverage before you leave home. And bring your insurance card with you, just in case. When you inspect the car before picking it up, take close-up pictures with your smartphone, to prove that any minor damage or upholstery stains present were there at the start. Child seat. If …