A Child's Garden of XML
http://www.alistapart.com/stories/xmlgarden/

St. Laurent, Simon
List Apart, A
2000

Abstract:

Sooner or later, most web designers will be called upon to create an internal site. And will quickly learn that one's own company can be tougher to deal with than any client. Dave Linabury offers tips on surviving the process (and building something good in spite of it).