Stay in touch, grab their attention. Push Notifications allow you to communicate with your app users anytime, anywhere, even when your app isn't loaded. When used properly, they will be become an indispensable part of your app.
But the process of setting up the app with the proper credentials and generating the required certificates and finally figuring out the nuances of handling the different backend message servers isn't for the faint of heart.
I recently finished up a series of videos explaining how to setup and use Push Notifications within an iOS or Android app using PhoneGap and the Pushwoosh plugin.
You'll need to set aside an hour to get through them all so head to Starbucks and grab a Venti Bold Roast before you dig in.