How is inventory sync handled by Etsy Integration DPL?
First of all, please note that once you connect the Shopify and Etsy products, the source of the product will be Shopify. If you're connecting already existing products, the quantity from Shopify will overwrite the quantity on Etsy. There are two different ways to track inventory on Shopify. Track Inventory Continue Selling when out of stock | Do not track inventory Track Inventory  for your products to be in sync. So, here's how it works: First, we call the API frFew readers