Most collectors have at one point in time sold a card and shipped it. And if they haven't, they certainly have received one in the mail. And the key to keeping it safe is good packing. So what are ...

• Boxes should be double corrugated. New is preferred. If you are recycling a box, examine it to ensure it is in good shape. Don’t try to salvage flimsy ones. Break it down and recycle. • Don’t ...