Office 365 Groups have the main purpose to increase productivity of teams by leveraging different services under a single hub, as well as underlying technology to Planner and Teams in Office 365. Groups can be accessed through Microsoft Graph API that provide relevant information through set of resources contained in the group content. In this session you will get introduced to Groups and Planner APIs in Office 365, learn what are the basic resources available through REST calls and how to use them in your applications. Depending on available time, we might spend some time introducing Microsoft Graph API.