The purpose of the UDTPA is to prevent dishonest businesses from doing injury to those honest businesses competing in their markets. Illinois deceptive trade practices law adheres to the Uniform Deceptive Trade Practices Act and allows both state attorneys and private parties to file suit.The Consumer Fraud Act specifically protects consumers from questionable door-to-door sales. It gives consumers a grace period of three days. The Illinois Consumer Fraud and Deceptive Business Practices Act (ICFA) prohibits unfair or deceptive acts or practices in the conduct of trade or commerce. The ICFA makes it illegal for a defendant to engage in any deceptive or unfair act or practice in the course of commerce. Costs or attorneys' fees or both may be assessed against a defendant only if the court finds that he has wilfully engaged in a deceptive trade practice. Attorney General Kwame Raoul's Consumer Protection Division protects Illinois consumers and businesses from fraud, deception, and unfair business practices. Illinois Compiled Statutes. •••. Ryan Beckett is a partner in the Jackson, Mississippi office of Butler Snow,. LLP.