Originally Posted by
citymouse40
I tried all of the public codes listed that might get me a discount, nothing changes the rate. Maybe because the thread is old or this hotel doesn't accept any codes that lower the rate, I have no idea, but so far, nothing has worked. I've even tried corp. codes that are not listed here and the rate stays the same.
Some hotels, especially for some nights, may have very limited discounted rates available.
As per the WIKI thread, if you have checked all the codes and none of them work, then the hotel may not have any of those rates available for the time period(s) you are looking at.