"Business challenges: (1) Enterprises needed to aggregate/reuse business content trapped in disparate repositories: Different systems deployed in different departments, Systems inherited through business acquisition and merger. (2) Companies needed to get up-to-date information from business partner's repository: E.g. Aircraft maintenance crew needed to access manufacturers' vast manual repository to get the latest spec and procedure to comply with FAA regulation. (3) ISVs wanted a single application code-base that can be deployed in different repository environments: Lower development and maintenance cost, Bigger addressable market... Content Management Interoperability Services is a Web-based, protocol-layer interface to enable application to interoperate with disparate content management systems. It is platform-and language-agnostic, message-based, with loose coupling.