AAA estimated that it costs 51.7 cents a mile to drive a car in 2003 and that was before gas prices started going through the roof. With gas prices continuing to rise, has put together 30 gas saving tips to help save you money at the pump. From changing habits (#30 Refrain from "topping off" at the gas station. Gas pumps don't contain enough presure to deliver gas well in short bursts meaning that you get short changed when you top your tank off) to changing your driving style (#9 Drive at the speed limit. Cars use about 20% more fuel driving at 70 miles per hour than they do at 55 miles per hour) there are sure to be new ideas you can use to bring down your gas costs. Click Here to take a look at them all.