Who uses a pager anymore? Well actually, lots of people. Pagers are still pretty popular among people who need to know things in a hurry because having internet all the time (even with 4G) still isn't as reliable as a good old pager.
In this tutorial, we'll use the LinkIT ONE to create our very own pager. Due to the LinkIT ONE's powerful capabilities, such as a built in battery pack and GSM slot, we can easily manipulate certain components that would take much more hardware and skill on a regular old Arduino.
If you got the Arduino Grove Starter Kit, you should be in business fairly quickly. Otherwise, you'll need to obtain some of these things on your own: