Did you know that if you remove the roof rack on your car or take out all the unnecessary stuff from the trunk (you know you’re guilty of this), you’ll help your car run more efficiently? The extra weight forces the car to work harder.
Keeping your windows closed also helps because it makes your care more aerodynmic. Consider giving this a try with the car’s air vents open. Every little bit counts these days when the price of gas is $3.70 a gallon.