Elements of an Effective Presentation (as defined by periods 1, 3, and 5):

1. Use objects.
2. Speak clearly, loudly, and slowly.
3. Interact with the audience.
4. Use humor.
5. Use statistics.
6. Make eye contact with the audience.
7. Use pictures or other visuals.
8. Quote experts.
9. Tell stories.
10. Use gestures, smile, and move.
11. Be concise.