It's understandable when you have a personal emergency or a phone call you need to answer at work, but you shouldn't be on the phone while working. The fourth thing is when someone's phone goes off during a speech at an event. When someone's phone rings during a speech it is very rude and distracts everyone in the room. Finally, when people look at their phones and don't pay attention to their surroundings. If you text and look at your phone, you'll never know what's in front of you. Especially when it's dark outside and you're going somewhere, it's best to put your phone down and look at yours