Warehouse Management Software WMS Features and Highlights Inventory Management. Item/Rev tracking, Building, Warehouse, Zone, Location, Sub-Location tracking, Lot Number, Serial Number Expiration Date tracking, Physical Inventory, Cycle Counting Procurement. Automatic Requisition Generation, Manual Requisitions, Multi-Level Requistion Approvals, Purchase Orders, Purchase Order Reconciliation, Requisition History, Purchase Order History Advance Shipment Notification (ASN). Advance Shipment Notifi