The document provides advice on how to improve public speaking skills and avoid common bad habits. It recommends that presenters 1) avoid reading from slides and instead rehearse to fully absorb the material, 2) maintain eye contact with the audience at least 90% of the time, and 3) dress appropriately for the occasion. Additional tips include eliminating distracting mannerisms, rehearsing presentations out loud, engaging the audience with body language and animation, keeping slides concise, being concise in speech, grabbing attention at the start and end, and leaving the audience inspired.