If you want to declutter but aren’t sure where or how to begin, removing duplicates is always a great starting point. But even this can be a tricky approach, because it’s hard to know when it’s helpful to have back-up options and when you’re simply being excessive.

With this question in mind, we turned to two pro organizers to ask for their advice. They were thrilled to share their thoughts on all the items people tend to overstock in their homes.