This document discusses various aspects of politeness and formality in English communication. It provides examples of polite and impolite requests, emphasizes the importance of saying "please" and using "can" or "could" to make requests sound polite. It also discusses the use of "sorry" to preface requests, offers strategies for responding to questions diplomatically, and contrasts formal written English with more informal spoken English. Formal written English uses techniques like the passive voice and avoiding first-person pronouns to achieve an impersonal tone.