A full warehouse doesn’t always mean available inventory Your warehouse looks full. Pallets stacked, racks loaded, floor lanes choked with product. And yet someone just told you they can't fill an order because the item is showing zero on hand. Both things are true at the same time. That's the part that makes operators crazy. What's usually happening is a location problem, not a quantity problem. The units exist. They're just sitting somewhere the system doesn't expect them —