1) There are an estimated 300 million PowerPoint users worldwide who give 30 million presentations per day, with about half considered unbearable due to a lack of significance, structure, simplicity, and rehearsal.
2) Presentations should have significance by clearly explaining why the topic matters, have a clear structure like problem-solution, and use simple designs with minimal text and vivid imagery.
3) Rehearsal is critical to refine the presentation and get feedback so it does not just work the first time. Proper preparation leads to great presentations.