The document discusses the use of props in presentations. It defines props as objects used by presenters to enhance their message. Common examples given include products unveiled by Steve Jobs or Elon Musk. While slide decks are also considered props, they require separate attention. When used well, props can make points concrete, have emotional impact, serve as metaphors, and make presentations more memorable. The document provides 10 tips for effective prop use, such as ensuring the prop is relevant, the audience can see it, presenters are comfortable with it, and being creative in prop selection.