Give the picker an unambiguous instruction
A useful pick instruction identifies the order, product code, variant, counting unit, quantity and location. Add any lot or serial requirement that genuinely applies. Avoid relying on a thumbnail or a shortened name when products look nearly identical.
Check that the location label and product label can be read where the work happens. If a picker repeatedly asks which of two similar cartons is correct, the problem may be product identification rather than effort. Correct the label or record instead of expecting everyone to remember the distinction. A scanner helps only when the barcode maps to the intended product and pack size.
Verify before the order leaves the shelf
Consider a fictional order for three individual replacement blades. The shelf contains cartons of three and individual blades with similar labels. Scanning a carton code three times could select nine blades if the unit mapping is wrong. Check the unit displayed as well as the scan result.
Use a brief pause before packing: right order, right SKU and variant, right unit, right quantity, and right condition. At low volume, the picker can read back this check against the order. For confusing or consequential items, a second person can perform an independent check. The appropriate level depends on the process; this is not a promise that double-checking eliminates mistakes.
Record shortages as shortages
InFlow's pick-and-ship guide says picked quantities should be corrected when the full list could not be picked. Its allocation documentation distinguishes reserving a general quantity from assigning specific stock, such as a sublocation, lot or serial number, during picking. These controls support coordination but do not verify the physical contents of the box.
If a bin is short, stop that line and check adjacent bins, recent transfers and other active picks. Do not silently substitute a product or mark the full quantity picked. Decide whether to split the shipment, await replenishment or request an approved change. Make the decision visible to the person communicating with the customer.
Separate picked, packed and dispatched
An item collected into a tote is not necessarily packed, and a packed carton is not necessarily handed to a carrier. Define the moment each status changes, including who records it. Place completed parcels where they cannot be confused with work still awaiting a shortage decision.
For a fictional order with five of six items ready, label the exception so another shift does not seal the carton as complete. Capture the final packed contents and dispatch reference using your chosen workflow. A paper pick list can work for a small, orderly operation; software becomes more useful as concurrent pickers and locations multiply. Start with the most common picking mistake in your own exception log and add a check that directly addresses it.
Sources used for this page
These records support the facts and comparisons above. Merchant-controlled records are labelled so you can separate product claims from independent evidence.
- inFlow: pick, pack and ship — Merchant documentation · inflowinventory.com · Merchant-controlled · checked 2026-09-24
- inFlow: picking allocations — Merchant documentation · inflowinventory.com · Merchant-controlled · checked 2026-09-24