Welcome to BIS'99 Business Information Systems 99 is an international conference being held for the third time. BIS'99 aims to discuss the development, implementation, application and improvement of computer systems for business processes. It is addressed to the scientific community, people involved in the development of business computer applications, and to consultants helping to properly implement computer technology and applications in industry. Over 50 selected papers will be presented at BIS'99 during the scientific and practical sessions. The papers deal with a variety of topics...