Auto-assignment of lots is based on the First In First Out (FIFO) principle. FIFO describes the principle of a queue processing technique or servicing conflicting demands by ordering process by first come, first serve behavior.
FIFO will be based on the sell-by date of the lots.
To turn auto assignment on, just follow the steps below:
1. Under My Account, click on My Company.
2. You can turn Auto Assign Lots on on this page. Track Inventory and Advanced Lot Tracking must both be on as well. Click on Update once done.