Adding humor to brochures can be a great way to increase brochure retention. Before you design your next brochure and upload the design to a brochure printing company, you may want to consider using comedic elements. Just be certain your brochure recipients are likely to get the joke. Age, cultural background, and other demographic factors play a role in what people consider as funny. The following 10 brochures achieve comedy on purpose, or in an unintentional way.