Meet Buster. Typical Labrador Retriever. Full of energy -constructive or otherwise, (usually otherwise) -playmate, social butterfly, thief, tormentor of my sons, delinquent and ... my worst nightmare. Sounds like another Lab story doesn't it? It is. It was one of those times when I blurted something out, more or less talking to myself, but within earshot of my two boys: "We should have a dog. He could watch the house when we're gone. You guys would...