To mat or not to mat? That is the question we ask ourselves. Or, more likely, forget to ask ourselves. See, though matting is just as important as the frame, it’s often an afterthought—or a completely overlooked step—for many rookie apartment dwellers looking curate the perfect gallery wall. If you’re currently realizing all your frames are filled edge-to-edge with prints and photos, don’t worry. You’re definitely not alone. There’s always time to reframe, rehang, and rework—if not in your current space, then the next. In the meantime, here are 15 things to consider before your next framing project.