Average costing method: inventory costing for stocked products

There are multiple event that effect costs elements when handling stocked products.

The following events effect cost elements or general ledger postings when handling stocked products:

1. Events related to purchase orders
   1. Purchase order creation
   2. Purchase order update
   3. Receipt of purchase order
   4. Invoice matching function performed in the financial system
2. Events related to sales order
   1. Sales order creation
   2. Shipment confirmation
   3. Publishing of invoice
3. Adjustment of inventory
4. Returns of goods
5. Completion of work order