A collegue pointed this great slideshow from 2007 with some great tips:
Business intelligence is on top of most enterprises’ buying agenda: according to Forrester, 41% expect to make a purchase or upgrade related to BI in 2007. Still, there are plenty of obstacles that hinder—or even sabotage—a company’s ability to succesfully analyze data and act on it.
See the entire presentation here: http://www.baselinemag.com/c/a/Past-News/5-Ways-Companies-Screw-Up-Business-IntelligenceAnd-How-To-Avoid-the-Same-Mistakes/