This document provides an overview and agenda for a session on Office Add-Ins. It covers getting started with the development environment, authentication with Azure AD and OAuth 2.0, the Office 365 API, and code samples. It discusses using the Azure subscription, MSDN Premium, Office 365 trial, and Office Dev tools. It outlines the OpenID Connect authentication flow and obtaining access tokens. It recommends using best practices like the Office UI Fabric and PnP community resources for building add-ins that are native, intuitive, and work across Office applications.