This document provides an overview of Sitecore Experience Commerce. It begins with definitions of e-commerce and how e-commerce is changing with a shift to more flexible architectures. It then introduces Sitecore Experience Commerce as an integrated platform that provides features like catalogs, inventory, pricing, and promotions to enable personalized omnichannel experiences. It highlights the extensibility, accelerated development, and integration capabilities of Sitecore Experience Commerce. The document concludes with demonstrations of the platform's capabilities.