This document provides tips for creating effective PowerPoint slides to avoid common pitfalls. It recommends outlining the presentation, using a slide structure of 1-2 slides per minute with 4-5 main points per slide in point form. Font should be at least 18pt and contrast with the background. Graphs should be used instead of raw data when possible and should include titles and logical colors. Spelling and grammar should be proofread. The conclusion should summarize main points and invite questions.