The document provides tips for writing effective emails. It recommends making the subject line clear and concise, using an appropriate greeting, keeping the email short by using shorter paragraphs and sentences, formatting the email to put important details at the top, keeping the message focused and readable, using appropriate language without abbreviations or emoticons, proofreading the email, and using the To and Cc fields appropriately. Key tips include writing an informative subject line, being brief, making it easy for the recipient to reply, and proofreading before sending.