How is your car performing? Track the mileage using this log book. You're doing this because you want to maximize the fuel economy of your car. You want to use the mileage records in contrast to the fuel consumption in order to determine if your car is energy-efficient or not. Grab a log book today! | My Car's Road Miles An Auto Mileage Log Book by Activinotes Activinotes, Paperback | Indigo Chapters