The present book is written to acquaint the readers to e-Resource Management System for Libraries. Greater emphasis is focused on access methods to electronic resources, challenges and opportunities of e-collection and management, use of e-resources: a boon to user of academic librarians, electronic books: an eco-friendly learning tools, electronic resources in higher education libraries and its familiarity and use of internet based e-resources and web services. It also covers laws of library science, trends, challenges and opportunities for LIS education, e-technology: a golden opportunities for farmers, fisheries and aquaculture, management of agricultural information and knowledge, application of social networking services for library, information security for academic library and protecting copyright in e-environment. The information contained in this book would be an invaluable asset for the librarians, students and teachers in the field of library and information sciences, agriculture and fisheries. This book is also a valuable reference source for anyone interested in knowing more about electronic resource management system.