As tax revenue from gasoline sales go down due to more fuel-efficient cars on the road, lawmakers in Oregon and Virginia want to implement a per-mile tax on all cars to make up for lost gas tax revenue. Is this proposal fair? Courtesy of FOX Business News Aired: 1/25/2013 Sign up for Lauren's FREE newsletter @ eepurl.com/CBl_z Follow me: @ twitter.com/laurenfix Facebook page: www.facebook.com/Lauren.Fix.The.Car.Coach Lauren's Blog: laurenfix.blogspot.com Courtesy of FOX Business News "MONEY With Melissa Francis" Aired: 11/30/2012 Content used with permission An important gas warning from the AAA affects anyone with a car older than 2012. E15, a higher blend of ethanol and gasoline, is EPA approved and is now being sold in a handful of states. Auto expert and car spokesperson Lauren Fix, The Car Coach, appears on FOX to explain why E15 can actually damage your car, cost thousands of dollars, and void your car's warranty.