This document discusses Microsoft Stream, an enterprise video portal. It highlights key reasons for using video, such as people watching 500 million videos per day on Facebook and viewers retaining 95% of messages in videos versus 10% for text. It also covers Stream's architecture, supported file formats, quotas and limitations, and a demo of Stream's portal, intelligent features, sharing options, live events, admin options, mobile app, and PowerPoint add-in. The document concludes with information on the #SPSBE event.