No supplier shall commit an unfair or deceptive act or practice in connection with a consumer transaction. 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:Tens of thousands of consumers turn to the Ohio Attorney General's Office each year for help resolving consumer issues, tips on scams and deceptive practices. A set of laws that aim to protect consumers from sales practices that are deceptive, unfair, or unconscionable. The Ohio Code also regulates trade practices and advertising through the Deceptive Trade Practices Act (DTPA; Ohio Rev. Code 13-3-19 - Deceptive practices and good business repute. Read Section 4165.01 - Deceptive trade practices definitions, Ohio Rev. Purchase Kaplan Real Estate Education course - Avoiding Deceptive Practices Course in Ohio. Adopted in the 1970's, the Ohio Consumer Sales Practices Act or (CSPA) protects consumers from a supplier's deceptive practices in a consumer transaction. What Are My Rights As A Consumer?