These days, it’s more important than ever to stretch yourdollars at the gas pump.Here are ten gasoline buying tips to help you do that.1. Shop AroundPrices vary among stations that sell the same brand. Find astation that sells your favorite brand cheaper. Pricesbetween brands can vary. You can save money by switchingbrands.2. Use a Gasoline Credit CardSome give a 5 to 10 percent rebate on...