I like APQC (American Productivity and Quality Center). However, while they may have some great benchmarking reports and studies, their user interface is horrible. Take a look at this screenshot. When I try to search, I am presented with three options (really four, but how many folks would find the final choice). Does your user interface confuse your customer? More information is not always better. Avoid clutter. Usability is not a Luxury (Don Normal essay). Click upon the screenshot to view full sized.