Question. A question directed at the members of the audience.
Factoid. A striking statistic or little-known fact..
Retrospective/Prospective. A look backward or forward.
Anecdote. A short human interest story..
Quotation. An endorsement about your business from a respected source.
Aphorism. A familiar saying.
Analogy. A comparison between two seemingly unrelated items that helps to illuminate a complex, arcane, or obscure topic.