The purpose of the 2nd International Conference on Enterprise Information Systems (ICEIS) was to bring together researchers, engineers, and practitioners interested in the advances and business applications of information systems. The research papers focused on real-world applications covering four main themes: Enterprise Database Applications, Artificial Intelligence Applications and Decision Support Systems, Systems Analysis and Specification, and Internet and Electronic Commerce. This volume presents selected papers presented at this conference. This book will be of interest to IT researchers, practitioners, managers and policy makers interested in the advances of Enterprise Information Systems.