To creat IoT enviroment it's necessary to have Wi-Fi so that devices can communicate with each other.

To creat IoT enviroment sophisticated sensors and chips are embedded into physical things that surround us, each transmitting valuable data. 

It's the Internet of Things platform that brings this divorce information from different devices toghether and provide the common language for these devices and apps to communicate with each other.

Due to the sensors embedded in Rebecca's car, she knows when she needs to have a car looked up by mechanic.