Business Information Systems: 12th International Conference, BIS 2009, Poznan, Poland, April 27-29, 2009, Proceedings

The 22 revised full papers were carefully reviewed and selected from 74 submissions. Following the theme of the conference "Information Systems for Agile Organizations", the contributions illustrate recent tendencies in making organizations more adaptive and responsive with respect to changing external conditions. They are grouped in sections on ontologies in organizations, ontologies and security, Web search, process modelling, process analysis and mining, service-oriented architecture, and enterprise resource planning.