Excess weight in your car decreases the gas mileage your can achieve. There is much debate about how much added weight will actually affect performance, but the most common estimate is every 100 additional pounds will decrease mileage by 1%. That may not sound like very much, but it will add up.
Take those golf clubs out of your trunk. If you carry tools for work, take a few minutes to unload them on the weekend when you are using your vehicle for personal use.
Get all that extra junk out of there, save yourself some money, and stop burning all that extra fuel.

