Slide Notes
He tells people to check security cameras often and to only open doors and turn on lights when they need to. He also talks about the history of the restaurant, so if you're interested in the story, pay close attention to the last part of his message.
As the nights go on, the Phone Guy's messages will get shorter and mostly tell you what to do that night based on what happened with the animatronics that day. Take what you've learned from him and use it. The animatronics will move much faster than they did on the first night.