Collateral Material is any company or product marketing piece that is distributed directly to individual customers or can be viewed by customer in person. Examples are, brochures, cards, or displays that may be used in a sales meeting, sent by mail (if mailable) as a request for information, or displayed at a point of sale.
See also: Collateral marketing
Collateral Marketing refers to adding web site promotional messages and site links to various company materials and publications. Collateral advertising can be done with practically any marketing medium.