Consumer protection law or consumer law is considered an area of law that regulates private law relationships between individual consumers and the businesses that sell those goods and services. Consumer protection covers a wide range of topics, including but not necessarily limited to product liability, privacy rights, unfair business practices, fraud, misrepresentation, and other consumer/business interactions.
It's a way of preventing fraud and scams from service and sales contracts, bill collector regulation, pricing, utility turnoffs, consolidation, personal loans that may lead to bankruptcy.