The article guides readers through setting up and using Twilio Programmable Wireless on the LinkIt ONE dev board, which allows users to add cellular data to IoT projects. To get started, readers need to set up their LinkIt ONE board with Arduino IDE and MediaTek LinkIt ONE SDK, activate their Twilio SIM card, and attach a cellular antenna if necessary. Then, they can use the LGPRS library to connect to a GPRS network and make an HTTP request using the LGPRSClient class. The code includes setting up a base URL, connecting to the site, sending a GET request, and reading the response in the loop() function. With this setup, readers can test their project by uploading it to the Arduino IDE and viewing the Serial Monitor output.