duction: provide an introduction to the law and its purpose, including why there is a need for business law. Foundation: Briefly explain the foundation of the legal system in the United States, including the branches of the U.S. government and their relationship to each other. Sources: A. Describe three of the primary sources of U.S. law and provide one example of each primary source of law is related to the business environment. B. Name and briefly summarize the Clause of the U.S. constitution that grants of the government the power to regulate business. Provide an example of government regulation of business