Not too long ago, I was driving to get an estimate to install a new muffler on my truck. It was just after sunrise and a large sewer project forced me to detour across a street I’d never been on before. As luck would have it, I happened upon an old Victorian house that had seen far better days just as the early-morning sun was giving her a tender morning kiss. It brought back vivid memories of the first old house I ever bought and renovated. Perhaps you’ve heard the saying, “You don’t know what you don’t know.” I can speak to the validity of this — and, fortunately, I didn’t know much at all when I bought that wonderful, quaint three-bedroom home at an FHA auction in the spring of 1975 for $8,000. If I had known then what I know now after all these years of working in …