This document discusses presentation skills and provides tips for effective presentations. It emphasizes the importance of preparation, including analyzing your audience to understand their interests, needs, and existing knowledge. When preparing a presentation, one should consider the content, purpose, audience, and location. Effective delivery involves being active, purposeful with gestures, varying vocal pitch, volume and rate, speaking naturally and directly to the audience. Potential verbal communication barriers like speaking too fast, using jargon, tone, complicated language, and not questioning are also outlined.