If you (or anyone else you know) has a Visa Signature card you can signup for a free Hyatt Platinum 90 day trial. This offer ends today!
Platinum gets you free internet, upgrades, 2pm late checkout, and bonus points at Hyatt hotels. Plus it also gets you 2 free confirmed upgrade certificates on paid stays when for the Hyatt credit card.
If you already have a Hyatt credit card or a United Club credit card then you can get Platinum status for the life of the card.
If you are Gold or higher with Hilton or Marriott, or Platinum with Starwood or Priority Club and you have some points in those accounts then you can match to a Hyatt Diamond trial, which gets you confirmed suite upgrades, 4pm late checkout, bonus point amenities, and it also gets your award nights for signing up for a the Hyatt credit card confirmed into a suite.