Back-of-the-Door Storage Problem: You've run out of shelf space but not out of stuff. Solution: The backs of cabinet doors are full of unused storage space. Attach shallow caddies to the back of a cabinet to add storage for everything from hand soap
Measurement conversion chart and labeled measuring cup holder for your cabinets doors. (I did this and every time I opened the cabinet, the cups would SMACK the door loudly. It would do better just in a cabinet and not on the door.