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 illuminate a complex, arcane, or obscure topic.