Mechanism for defining and managing layout sets for execution of purchase orders from suppliers. The sets may be defined according to variables such as: supplier, normal amount, inventory days, rate of sales, package quantity, current inventory, maximum/minimum per item, and more. The mechanism may be operated on a daily/weekly/monthly basis, or at any other frequency. Mechanism activity culminates in opening a purchase order to a supplier. The order is subject to the structured processes of the network under the BPM mechanism, and Priority status management
Receipt of purchase order goods may be performed in the logistic warehouse or at the branch itself.