INTRODUCTION TO LAW AND THE LEGAL SYSTEM provides an overview of law and the American legal system using cases to support the major functions of U S law This text is known for its broad coverage flexible organization and use of cases to explain legal concepts INTRODUCTION TO LAW AND THE LEGAL SYSTEM provides an overview of law and the American legal system, using cases to support the major functions of U.S. law. This text is known for its broad coverage, flexible organization, and use of cases to explain legal concepts.