Problems with the Content Organizer: 10 shortcomings

The Content Organizer is one of the ECM features that got promoted to a global feature in SharePoint 2010, enabling it to be used in any site or context. It was already available in MOSS2007, but only within Record Centers.

I've used this feature in a couple of SharePoint 2010 projects and, unfortunately, it still had some problems. If you are building a new DMS, I would still definitely recommend looking at it, but not without first taking a look on the challenges I faced back then.
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