The Manual No Real Guy Should Be Without Motor oil, beer, and charcoal--that's what real men are made of. A real man should be able to swap out the car's spark plugs and change its oil as his freshly caught fish smokes on open flame--all while shotgunning a beer. For how-to instructions on these and other equally manly activities, you need How to Back Up a Trailer . It's the ultimate guide to everything you better know how to do, like rotate your...