I often tell people, “Be a student of your home.” Go outside, walk around it, and look for telltale signs of problems. The job of the exterior of your home is to protect the interior. If there are breaches, the earlier you detect them, the better. As a homeowner, it may be difficult to see tiny details that end up making a world of difference on the inside of your home. However, I’ve been dealing in construction since 1976, so these signs stick out like a sore thumb when I’m examining a construction unit.