The Deceptive Trade Practices Act. The DTPA protects a purchaser from false, deceptive, or misleading practices, breach of warranty, and other unfair conduct.The DTPA provides that. For complaints about false, misleading, or deceptive business practices. If you believe you have been a victim of deceptive trade practices, the Texas DTPA offers several legal remedies. This guide provides an overview of important Texas and federal laws designed to protect consumers from deceptive trade practices. The Fell Law Firm represents consumers and businesses who have fallen victim to deceptive trade practices in the DallasRichardsonPlano area. The Texas Deceptive Trade Practices Act, DTPA, protects Texas consumers from fraudulent business practices. The Texas Deceptive Trade Practices Act or DTPA is one of the most important consumer statutes. The Texas Deceptive Trade Practices Act (DTPA) was enacted on May 21, 1973.