Going through emotionally loaded items can make you feel depleted, so limit work sessions to three or four hours. If you're convinced that you can turn your home into a clutter-free paradise in one 12-hour blitz, this rule will be tough to follow. But a fresh, rested mind will help you make smart decisions and avoid Purger's Regret. When you're stuck about whether to keep or divest, ask yourself: What's significant about this object? Does it have genuine, lasting emotional value? Do I like it enough to display it, or will it be in a box forever? Would it be more valuable to someone else?