This book is a comprehensive resource for studying the sections of Article 9 of the Uniform Commercial Code. It offers a clear and understandable discussion of the sections and concepts of Article 9 and includes abundant examples. It examines every aspect of a secured transaction, including the scope of Article 9, attachment and perfection of a security interest, priority among competing security interests, default, choice-of-law rules, and assignment of rights. The chapters follow the organization of Article 9, making it easy for the reader to focus on particular concepts or study the book from cover to cover. The majority of jurisdictions have adopted the 2010 Amendments to Article 9 and the book explains the amendments, in addition to providing explanations of the rules of pre-amendment Article 9. This book is part of the Carolina Academic Press Mastering Series edited by Russell L. Weaver, University of Louisville School of Law.