Chapter 1, "Preliminary Issues," explores the historical importance of the electronic publishing revolution, some of the terminology to be used in the book, and the differences and similarities between traditional and electronic collection development. Chapter 2, "What Is an Offer? The Electronic Resources Landscape," covers the main issues that arise with electronic resources and the types of products available for purchase or subscription. Chapter 3, "E-Books and E-Journals," discusses the similarities and differences between e-journals and e-books, purchasing and using both products, the implications both have for collection developers, and some possible future trends in e-publishing of journals. Chapter 4, "What To Buy? Assessing and Acquiring the Dataset," looks at the life cycle of digital collection development, the need to formulate a collection development policy, establishing a budget, finding out about new products, evaluations and trials, model licenses, ordering the dataset, and administering the process. Chapter 5, "Delivering the Dataset," discusses the remaining stages of the life cycle of electronic collection development (e.g., cataloging, archiving, and advertising), steps that should be taken after a dataset has been purchased, the user's perspective, and a step-by-step approach to starting an electronic collection from scratch. A glossary, select bibliography, and index are included. (MES)