A person engages in a deceptive trade practice when, in the course of the person's business, vocation, or occupation, the person does any of the following: The Ohio Code also regulates trade practices and advertising through the Deceptive Trade Practices Act (DTPA; Ohio Rev.If you are the victim of an unfair or deceptive business transaction, you should file a complaint with the Attorney General. A set of laws that aim to protect consumers from sales practices that are deceptive, unfair, or unconscionable. They collect complaints about hundreds of issues. False Advertising Lawsuit for Deceptive Marketing Practices. Read Section 4165.01 - Deceptive trade practices definitions, Ohio Rev. The FTC filed a lawsuit alleging deceptive and misleading advertising. This includes not misleading others through your business dealings. These matters involve a range of deceptive or unfair practices, including inadequate disclosures of hidden charges in ostensibly.