This document summarizes tips for effective presentations. It discusses the three D's of an effective presentation: data (content), design, and delivery. For content, it is important to analyze the audience and create an outline with a clear opening, body, and conclusion. For design, slides should follow the rule of five and use consistent formatting and colors. For delivery, speakers should use proper body language, voice modulation, and avoid reading slides verbatim. Common presentation mistakes like overuse of PowerPoint, jargon, and too much information are also discussed.