Paternoster
Vertical storage system or carousel with rotating shelves for storage and intensive filing with shelving that slides vertical along an internal guide.
Perpetual inventory system
An inventory control system where a running record registers the available quantity of each item.
Pro forma invoice
An invoice, issued by the supplier of a shipment, which informs the buyer about the kinds and quantities of goods to be sent and specifies their value and characteristics (weight, size etc.)
Procurement
The process of obtaining goods, services or functions from a supplier in the correct quantity and quality.
Productivity
A number of operations of a certain kind, for example the picking of individual packages, carried out by employees over a specific unit of time, usually an hour. The unit of measurement in this case would be [packages / hour * employee].
