http://www.isnare.com/?s=author&a=Amy+Howard Automotive Amy Howard Tue, 23 Dec 2008 00:00:00 -0800 http://www.isnare.com/?aid=282431&ca=Automotive With gas prices still on the rise, I was wondering if there was anything else that I could be doing that could improve gas mileage without costing anything. So I went looking for some ideas that would allow me to use the hidden fuel in my gas tank. There are bunches of ways to increase gas mileage...