Wow, thanks, TrojanHorse!!! That's very impressive work. I'm going to merge this thread with the older one, rather than have two threads on the same subject running simultaneously.
As was already noted, you really need to be sure that you are entitled to use a corporate code before booking with it. We don't want to defraud our favorite hotel chain, do we? On the other hand, knowing when you are entitled is not always easy, as many people have observed.
Bruce
Moderator