He needs a tutorial on effective speaking methods that is not 400 pages of exercises and psychobabble. Olson mandates that you spark listeners' interest with a story, a quote, a startling statistic, etc.
Attention is maintained through body language and visual aids, all described here.
This sounds well and good, but stage fright is the hobgoblin that can ruin it. Chapter 5 highlights visualization techniques, preparation and ways to use nervous energy to your gain. Perhaps this is not the biggest deal when getting together with old college buddies, but it certainly is in a business setting. This is classically a difficult subject to write or speak on, as people tend to roll their eyeballs when lectured on fastidious dos and don'ts. But the author focuses on the practical benefits of polite behavior, not its compliance with some snooty standard.