In Odoo, removal strategies and costing methods are specified at the product category level. This means that you could have one set of products that use standard costing while another uses a FIFO strategy. Let’s see how to setup a FIFO strategy for our coffee mugs.
Go to the Inventory menu then under Configuration choose Products->Product Categories.
Here we see that we have setup a category Novelty Items that has the Parent Category of All / Saleable. Under Logistics we have chosen the First in First Out option. Finally, under Inventory Valuation we have chosen First in First Out (FIFO) for our ...