Clearly Identify: what, how many pcs, where to, what time and which track.
Clearly Identify: from which line or store, when, and how many pcs are pulled-in.
Clearly Identify: shipping preparation hourly status.
Confirm the hourly status per the plan, and if any abnormality (delay) was observed, identify the cause and clearly describe its counter measures on the shipping control board.
Supervisors should confirm the content on the shipping control board and follow-up the effectiveness and the progress of the counter measures.
If extra inventory is observed as opposed to the shipping quantity for the day, trace back to the preceding process and adjust the work to prevent further excess inventory.