Originally Posted by peteropny
In my experience, I have never noticed the Mastercard notation on the folio that is slipped under the door (only the credit card you presented is noted - the last few digits anyways). The MC notation appears after you do the actual checkout.
This could be the way it works,I have never had the bill under the door at any Hyatt before today.
What I did was go to the desk and check-out,paying with another MC account and all is good.
Thanks for all the replys!