The document provides tips for effective communication through various mediums. It discusses the importance of spoken communication, including using body language and establishing rapport. It then covers communicating over the phone, including planning calls, being polite, and summarizing agreements. The document also provides guidance for presentations, including structure, engaging the audience, and use of slides. Finally, it discusses writing reports with clarity and brevity, and proper email etiquette regarding popularity, coverage, rules, and forwarding messages.