Last year before I started with Adobe, I did two E-Seminars with RJ when he was the Technical Communication Suite Senior Product Evangelist. In both of the E-Seminar’s, I kicked off the presentation with a demo on how to convert an Unstructured Document / Book To XML. Below are links to the two recorded E-Seminars.
How To Convert An Unstructured Document To DITA XML – Part 1 Click Here
How To Convert An Unstructured Book To DITA XML Structured Book – Part 2 Click Here