ODOO'S FUNCTION
In Odoo standard, if you make a partial delivery and invoice it, then make the remaining delivery and invoice it, it is impossible to know which delivery the invoices relate to. You only have the quantity.
CLUEDOO'S FUNCTION
This module improves the stock_picking_invoice_link module and adds a link between purchases, pickings, and bills. With this module, you can find which receipt a bill relates to.
1. Create a Purchase Order > Confirm > Go to Receipt |  |
2. Receive the product totally or partially > Validate |  |
3. Create Bill > You will see a Delivery smart button that links back to your related delivery |  |
4. Click on this smart button to see the linked transfer. There is an Invoice smart button to link back to the bill as well. |  |