Cell phones are as much a part of our world these days as the air we breathe, yet there are still plenty of people who don't know the protocol for using them.

Let this handy dandy video shed some light on the dos and donts of proper phone etiquette.

Of course, we're going to spoil it for you now when it comes to the most important thing to know about talking on the phone: just text. That's totally true. We're not even sure why phones even have numbers on them anymore.