The document provides information on the top 10 most popular uses of the Internet based on a recent survey of Internet traffic. The top use is electronic mail, with over 85% of Internet users sending and receiving email and 20 million emails crossing the Internet each week. Other popular uses include research, downloading files, discussion groups, interactive games, education/self-improvement, friendship/dating, electronic newspapers/magazines, job hunting, and shopping. The document also discusses what a presentation is, the importance of presentation skills, different types of presentations including informative, instructional, arousing, persuasive, and decision-making presentations, and some PowerPoint presentation tips.