Patterns and practices has released a new version of guidance for building collaborative applications that extend your LOB systems.  The guidance helps customers accelerate constructing advanced applications through examples and documentation. The guidance delivers a guide, a reusable library, and a reference implementation for a partner portal extranet.  It compliments product documentation and helps architects and developers in the following areas: · Use SharePoint capabilities to make more powerful applications o Integrate information from Line of Business Systems o Take advantage of publishing and content oriented capabilities o Create collaborative interactions around business processes o Design multi-site topologies with complex security and isolation needs, such as  a partner extranet · Build applications that are easier to scale, maintain, and grow o Improve maintainability, testability, and layering through patterns o Use techniques to improve flexibility, diagnostics, operations and performance o Show how to use SharePoint’s feature and solution framework · Improve application quality through testing o Demonstrates unit testing and integration testing SharePoint applications o Describe experiences with acceptance testing SharePoint applications including stress and scale testing · Improve and accelerate team productivity o Accelerate adoption of recommended practices with library components o Show how to build an effective team development environment o Understand fundamental design and implementation decisions Developing SharePoint Applications guidance integrates new guidance with the original release, SharePoint Guidance – November 2008 , into a single download. The guidance contains the following components: Component Description SharePoint Guidance Library A set of reusable components that helps developers manage configuration, build repositories for SharePoint lists, log traces and events, and use service location.

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Announcing the release of patterns and practices Developing SharePoint Applications guidance