You can buy used cars from any car trader near you, or you can look for the same online. Certain websites like Cars.com, CarGurus, Usedcars.com, Autotrader sell used cars.

Less wear and tear. We want to stress that this is only theoretically true; even a car with very low mileage can turn out to be a total beater if it hasn't been cared for properly. But all else being equal, lower miles mean you can expect a longer life from most components, which helps keep ownership costs down.