If you're heading out for a vacation or leaving your home for the winter, here's one item that should be on your checklist: mouse prevention. Every year, we find signs of rodent activity in some vacant homes we monitor. An empty house is the perfect environment for mice—it's quiet, warm, and undisturbed. Once they find a way in, they often invite the rest of the family! The good news? A little preparation before you leave can go a long way. Before You Leave • Remove food sour