9 Things You Should Never Say to Your Boss

Don't say: "I’m so hungover"

If you have become close with your boss and have developed a friendly relationship, it may seem fine to you to tell them about all the fun you had last night, but it’s not. If this is happening frequently and you’re coming in five minutes late here and 10 minutes late there your boss may start to question if your partying has something to do with the lateness.