Write a memo to a colleague in which you request to set up a meeting to discuss the details of a project you are working on. You and your co-worker are likewise friends outside of work as well as socialize together on occasion.
Write the message a second time talked to your boss with whom you don't socialize outside of work however you and are on good term.
Write the same message a third time this time address it to the president of the company with whom you have never had a conversation