Whether it;s a source of aggravation or pride (or likely a bit of both), owning a car requires significant investment to keep it in tip-top shape, especially if you're planning on driving it for 200,000 miles. However, there is a payoff: from zero car payments to far fewer cosmetic repairs to worry about once the car is past the 100,000 mile mark, maintaining an automobile is a rewarding endeavor. Just make sure to follow this sound advice.