"Automatic syncing" refers to the process of automatically updating and merging information between different devices or systems without needing manual intervention. Full definition
Further automatic syncing of recent stock and order information provides your business a perpetual inventory and ordering control system. (goodsorderinventory.com)
You can manage sales across all channels with automatic syncing, allowing you to optimize inventory, avoid errors and skip cumbersome manual data entry. (inc.com)
You should not be using automatic syncing («Sync Books» is not checked). (safaribooksonline.com)