Published twice a year, the Kelley Blue Book Used Car Guide includes current trade-in values, private party values and suggested retail values on over 100,000 models of used cars, trucks and vans. Covering 15 model years, the book includes VIN numbers, original list price, easy-to-use equipment schedules with values for optional equipment and a table of acceptable mileage ranges by year. This comprehensive guide also offers helpful advice on the often daunting task of buying a used vehicle.