and any hanging hardware from all four frames. This not only reduces weight and bulk but also gives you cleaner corners to work with. Lay all four frames out flat and compare them — if there are significant differences in depth or molding detail, decide which sides will face outward before you begin joining them, since you want the most attractive sides visible in the finished piece.
If you want all four frames to look unified, this is the moment to paint or stain them. Chalk paint in matte white,
