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The single largest cost of information technology (IT) systems integration is labor. To reduce cost and improve efficiency, it's necessary to reduce complexity, which is the main motivation for the use of Service Oriented Architecture with Web services. Why SOAs and Web services? Consensus around the software industry is that customers are seeking cost-effective fixes for their integration issues en masse. SOAs and Web services facilitate that. This book describes the best approach to designing and developing a SOA based integration solution using Web services technologies, and describes how a SOA provides a foundation for addressing other IT requirements, such as multi-channel client access, application interoperability through one service calling another service, and business process management through service composition into flows. Salient Features A solid introduction to SOA; it's the first book a developer/technical manager should read on the subject. Written by award-winning author Eric Newcomer. Presents an overview of service oriented architecture (SOA) and business process management (BPM). Covers why integration is so important and describes why SOA has emerged as the dominant integration approach. The latest addition to the Independent Technology Guides (ITG) series, David Chappell, Series Editor.