This document provides tips for creating effective PowerPoint slides by avoiding common pitfalls. It recommends outlining the presentation, using a clear slide structure with 1-2 points per slide in bullet points, choosing readable fonts and colors, keeping backgrounds simple, designing informative graphs, and proofreading for errors. The document cautions against overly long text, small fonts, distracting animations or backgrounds, and unnecessary graph elements. It stresses concluding powerfully and inviting questions.