The QuickBooks desktop enterprise users can purchase or subscribe to advanced inventory which enables the user to use: FIFO costing, multiple location inventory, bar code scanning, bin or tracking, serial or lot numbers, sales fulfilment process, etc. If you are interested in learning the process to turn on advanced inventory in QuickBooks Enterprise, then make sure that you read the post carefully till the end. Or you can also contact our QuickBooks support team for any further technical assistance. Call us and leave the rest on us.