Office SharePoint Server 2007 SDK The Microsoft Office SharePoint Server 2007 SDK contains conceptual overviews, “How Do I…?” programming tasks, developer tools, code samples, references, and an Enterprise Content Management (ECM) starter kit to guide...

A great introduction to OBA: what they are, why they're powerful and an introduction to the key aspects of the architecture: http://msdn2.microsoft.com/en-us/library/bb614538.aspx http://msdn2.microsoft.com/en-us/library/bb614541.aspx This chapter is...