Scotty Kilmer, mechanic for the last 50 years and star of YouTube's "The Scotty Kilmer Channel" for DIY car repair (with over 200 million video views), has revised and updated his book: Everyone's Guide to Buying a Used Car and Car Maintenance. In the book, he shows how to check out used cars for purchase yourself and how to avoid the proverbial used automobile "lemon." From the initial glance at the dealer (or private seller) through the road test...