1. Spently - Recommended Products This collection is used by the Spently app, to make product recommendations in your Shopify notification and auto follow up emails. It's important to note that this collection is ā€œhiddenā€, it is not be visible on your website. By default, your Best-Selling products will be recommended, but you can customize what is recommend by editing the collection. The collection is updated automatically every 4 hours in order to recommend the best products to your customers in your emails. We only rec...