Sam and George owned a store in the outskirts of San Francisco. It had been burglarized several times in the past year and Sam decided to buy a guard dog. Shopping for one, Sam found himself in Chinatown, at a pet store whose sign boasted, The Best Guard Dogs That Money Will Buy. He entered the store, but much to his disappointment, all the dogs he could see were Pekingese. "Excuse me", Sam said to the manager, "But the sign outside says you sell guard dogs. Where are they?" The manager, an elderly Chinese, replied, "Oh, but these are highly trained guard dogs. They all know karate." Read next feature >