How To Create Notification Service For Android Device?

view full story

http://stackoverflow.com – I want to develop the notification system where from web application when i click on "Send Notification" button that will send notification to all the device where my apps installed. I googled a lot and found few clue how to do it. Cloud google notification. Pull service. Pull service runs on device all time so it will effect the device performance. I have totally confused what to do and which option will be best for me? Please suggest me and if anyone has development please share me if you have demo apps of it. Thanks in Advance. (HowTos)