The CPD enforces the Maryland Consumer Protection Act and related statutes, focusing on unfair, deceptive, and illegal business practices involving consumer goods and services, real estate, credit, and debt collection. How You Can Benefit: As a volunteer mediator, you will develop a greater understanding of the rights and responsibilities of consumers and businesses and learn about state, federal and local consumer laws on subjects such as advertising, deceptive trade practices, auto repairs and sales, contracts, housing, telemarketing and warranties.