"Facebook/Meta's Marriott code FSF is one of the more recently discussed tech giant codes. FlyerTalk tech-company code thread: "Meta's corporate rate delivers solid discounts in the Bay Area." Properties near Meta HQ in Menlo Park/Palo Alto are most likely to see genuine Meta employees and to verify. Meta's standard corporate ID is a photo badge with company logo — easily recognizable by hotel staff in Silicon Valley. Hotels farther from Meta's campus presence: minimal verification. Post-2022, Bay Area Marriott full-service properties (W Hotel SF, San Jose Marriott) have increased scrutiny of tech company codes."

"I now always make it a matter of course to carry documents (business cards of my contacts, e-mails requesting my visit etc.) from my host company when I travel. This has always proven sufficient for the few times I've been challenged by the front desk clerk."

"My last couple of corporate RFID cards had no company name on them for security purposes. My current company doesn’t do business cards. I use my Bonvoy card for corporate travel to get the points. I’d have to write them an email standing at the check in desk, I guess."