SOA is a set of architectural and design principles that are probably new to most iSeries people. SOA considers an enterprise as consisting of many processes and services. SOA comes with the expected set of acronyms and jargon, such as "loose coupling" and "granularity" and is typically implemented with Web Services.

SOA promises to deliver increased business agility by enabling IT professionals to easily reuse and integrate applications in a standardized way. By reusing chunks of application functionality across platforms, we can begin to refine, streamline, and perhaps, even create new business processes - on the fly.

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