"I use my corporate rate all the time and was never asked for proof until my last stay. My work ID doesn’t identity the company since it provides building access so they accepted me sending an email from my @company.com domain on the spot"

"Hyatt Senior Citizen rate (17497) is a leisure discount, not a corporate code. FlyerTalk confirms: "World of Hyatt Senior Discount — no company ID required, just age verification at some properties. Front desk may ask for ID to confirm age." This is a publicly advertised promotional rate, not an employee benefit code. Age can be verified by any government ID. Risk of rate-challenge at check-in is essentially zero."

"Just call the 1-800 reseversation center and asked for "Oracle" or which ever corp rate you are interested in. Res agents won't give out the code, but they will book under the rate you have asked for and won't ask/challenge your eligibility"