Well, to fold a short comic box, start by measuring and marking the paper accurately. Next, fold the edges neatly and make sure the corners are sharp. It might take a couple of tries to get it right.
Folding a short comic box is easy. You need to have a piece of paper of the right size. Begin by folding in half lengthwise and widthwise. Then, shape the box by folding up the sides and gluing or taping the edges together.