Hello friends, In the first part of this series we learn how to register our application on Firebase Console . In second part we learn about firebase authentication. In this part we will learn how to send push notification to our android application using Firebase. As we know we can send push notifications using Google Cloud Messing(GCM) too. But configuring our application for GCM to receive push notifications is complex. In compare to GCM configuring push notification in our application is very easy. You have to just register you application on firebase console and create you application structure successfully. If you don't go through that how to register our application to Firebase Console , please go through this link , which is the first part of this series describe how to register our application to Firebase Console . If you have done with application configuration, then you 80% done. Now you have to just create two servic...