This document provides an introduction and overview of the Sitecore Experience Platform. It discusses how marketing technology has evolved over time, with the roles of CMOs and marketers becoming more technology-focused. It then summarizes the key components, capabilities and features of the Sitecore platform, including the Experience Database for collecting customer data, Experience Profile for a single customer view, and Experience Channels for delivering personalized experiences across channels. It also touches on the application lifecycle, hosting options, and Sitecore's global customer base and vision.