That’s not what it says here: https://sellercentral.amazon.com/help/hub/reference/external/201100910 https://sellercentral.amazon.com/help/hub/reference/extern

That’s not what it says here: https://sellercentral.amazon.com/help/hub/reference/external/201100910 https://sellercentral.amazon.com/help/hub/reference/external... > By default, we use the manufacturer barcode to track eligible inventory throughout the fulfillment process, unless you change your barcode setting or your product is not eligible. When more than one seller has inventory with the same manufacturer barcode, we may fulfill orders with the inventory that’s closest to the buyer, to facilitate faster delivery