"I leverage my work corporate rates for my leisure travel. I've never been asked for employee ID as a result — they just verify the rate code at booking."

"ExxonMobil's Radisson code (50614) carries far lower risk than the widely-discussed Marriott XOM code. A Fishbowl post titled "Anyone ever use another company's corporate discount code for Marriott? XOM Exxon code is showing a significant discount" confirms ExxonMobil code discussion is primarily Marriott-focused. Radisson operates with far lower enforcement than Marriott. The Americas properties (now Choice Hotels) have minimal verification infrastructure. No ExxonMobil+Radisson incident documented."

"There is the delightful CARLSONF family & friends promotional code, which means the equivalent of EUR 80 at any hotel with availability. You need to mention the name and work location of a Carlson group employee."