Give merchants the tools to build state-of-the-art shopping experiences and get them live quickly with the Storefront Reference Architecture. It provides guidance based on best practices in UX, merchandising, and technical architecture.  
Now it’s easier than ever to deploy Einstein Artificial Intelligence with the Einstein Deployment Dashboard. Use the dashboard to get insights into the health of your deployment and clear guidance to solve standard issues. 
Save time importing XML-based price books into Commerce Cloud. This is especially important for merchants who are managing large numbers of price books. Imported price changes take effect immediately in the storefront without a product index rebuild, saving time for business users.
Simplify refinements based on available promotions. Shoppers can now refine search and category pages by applicable promotions for individual customers or customer groups. New refinement types can be managed in Business Manager for the entire product catalog or individual categories.