The document discusses various examples of deceptive, misleading, and harmful advertising techniques throughout history. It provides cases where companies used mock-ups and simulations to exaggerate product qualities, including using Plexiglas coated in sand to simulate a shaving product and marbles to keep soup ingredients suspended. It also discusses lawsuits around health claims of food products and regulations on tobacco advertising. Finally, it touches on disguised ads and native advertising that masquerade content to seem like news or information rather than paid advertisements.