Most fulfillment teams that are missing delivery windows are not losing time at the dock or in transit. They're losing it earlier, quietly, in the gap between what the system says is on the shelf and what's actually there. A picker goes to a slot for a unit that doesn't exist. Someone has to go find it, or sub it, or cancel the line. That's the delay. And it already happened before the order even started moving. Inventory accuracy is the unglamorous thing nobody wants to talk

Ghost inventory hides in your system—not on your shelves Your WMS says you have 48 units of a SKU. Your picker walks the aisle, scans the location, and finds cardboard and air. So you short the order, the customer complains, and somewhere in a morning standup someone says "we need to fix our inventory accuracy" like that's a new idea. Ghost inventory is stock the system is certain exists but doesn't. It builds up quietly. A receiving team that scans a pallet at the dock but n