Preface.- Organization.- Enforcing Advance Reservations for E-Science Workflows in Service Oriented Architectures (Christoph Langguth, Heiko Schuldt).- Towards Reuse of Business Processes Patterns to Design Services (Veronica Gacitua-Decar, Claus Pahl).- Server-side Exception Handling by Composite Web Services (Kung-Kiu Lau, Cuong M. Tran).- A Mediator-Based Approach to Resolving Interface Heterogeneity of Web Services (Philipp Leitner, Florian Rosenberg, Anton Michlmayr, Andreas Huber and Schahram Dustdar).- Efficient QoS-aware Service Composition (Mohammad Alrifai and Thomas Risse).- A Distributed Service Component Framework for Interoperable and Modular Service-Oriented Pervasive Computing Applications (Daniel Pakkala and Juho Perala).- Service Contract Compliance Management in Business Process Management (Marwane El Kharbili and Elke Pulvermuller).- An Architecture for Autonomic Web Service Process Planning (Colm Moore, Ming Xue Wang and Claus Pahl).- Towards Service Architectures in Service-oriented Computing (Matti Maki and Daniel Pakkala).- A Service Architecture Solution for Mobile Enterprise Resources: A Case Study in the Banking Industry (Juan P. Garcia-Gonzalez, Veronica Gacitua-Decar and Claus Pahl).- Bringing Agility to Business Process Management: Rules Deployment in an SOA (Marwane El Kharbili and Tobias Keil).- Architecting a Business Process Versioning Middleware for a Major Telecommunications Company (Paulo Melo, Paulo Rupino da Cunha and Andre Macedo).