Crystal Reports 2008 is a powerful, dynamic, actionable reporting solution that helps you design, explore, visualize, and deliver reports via the web or embedded in enterprise applications. It enables end users to consume reports with stunning visualizations, conduct on-report business modeling, and execute decisions instantly from the report itself - reducing dependency on IT and developers.
Crystal is one of, if not the best report building applications out there. The main problem I've
found is getting someone to explain it to you without charging you an arm and a leg. However, on
GuruShare someone has posted over 10 hours of training for Crystal for free:
http://www.gurushare.com/web/main/search.aspx?key=crystal