FedEx has just launched their new Flex-based "[My FedEx][1]" application! This is a great example of Flex-based RIAs becoming more prevalant in enterprise software. Very cool stuff!
  
[![][2]][1]

 [1]: http://offer.van.fedex.com/m/p/fdx/new/myfedex.asp
 [2]: http://a676.g.akamaitech.net/f/676/773/60m/images.delivery.net/cm50content/fedex/20090107_autocomm/images/myfedex3.jpg