Patients and physicians frequently receive solicitations in the mail, e-mail, or view promotions in newspapers, magazine ads, and television commercials or infomercials for health products. While many of these marketing announcements are legitimate, there are unfortunately businesses that engage in fraudulent actions, often starting with false and misleading advertisements. The followingdiscussion provides a simple guide for identifying and reporting suspected cases of fraud to the appropriate government enforcement agencies. For information on reporting adverse reactions to vaccines,drugs, and devices,