JSP Tag Library Documentation

DPM 2.1 includes a tag library for effectively using WCM more extensively within WebSphere Portal.

The documentation may be found here

Layout and Page Stack Administration

Here's a link to a document that describes how to create a simple portal page layout in WPS 6.1 and then generate a Page Stack from it using the new DPM 2.1 administration portlets.

Managing Page Layouts and Page Stack in DPM 2.1

Action Documentation

DPM actions may be executed as part of a workflow stage (wcm custom action) or as a REST type action. 

A copy of the DPM v2.1 action documentation can be found here.

The documentation provides information on how to execute and parameterize actions plus documentation and examples on how to use the available DPM actions which are part of the current DPM 2.1 release.