Read original post by Piyush Joshi at Microsoft Azure Blog
This topic shows you how to use Azure Mobile Engagement to understand your app usage and send push notifications to segmented users of a Windows Universal application. This tutorial demonstrates the simple broadcast scenario using Mobile Engagement. You will create a blank Windows Universal App that collects basic app usage data and receives push notifications using Windows Notification Service (WNS). When complete, you will be able to broadcast push notifications to all the devices or target specific users based on their devices properties. Be sure to follow along with the next tutorial to see how to use Mobile Engagement to address specific users and groups of devices.