If this is a US property, you can choose a 1,000 point 1W bonus as your "amenity"

There is a lot of useful information about GP in the sticky threads. The "Tutorial on getting your Hyatt points" explains everything you need to know to make sure you get all of your points.

No real need to "rush" to figure everything out before your stay- with Hyatt you can always have bonuses added after your stay if you`ve missed anything.