As an fun exercise, go to http://www.aa.com http://www.aa.com and watch as they break every single one of these guidelines. I use aa.com as an example of crap

As an fun exercise, go to http://www.aa.com http://www.aa.com and watch as they break every single one of these guidelines. I use aa.com as an example of crappy usability so often that my definition of "good web development" is becoming "the opposite of whatever aa.com is doing".