Originally Posted by
SethLevy
You just need to contact the hotel directly - if they have Regency Suites Kings avail, they will make the reservation for you. I have done it a few times using Diamond upgrades and they always confirmed the suite upgrade even when you could not book a revenue suite.
I called "MY Hyatt Concierge" and he was able to confirm a suite for me within minutes after contacting the hotel directly. Great service