"hotelcorporatecodes.com lists Target N4083735 in the "Sometimes" verification tier. Target is one of the most-searched Hilton corporate codes online (high sharing volume), which correlates with higher hotel-side suspicion. FlyerTalk user noted: "If it is a reservation through the hotel's channels using just a typed-in code, then I'd think they would have reason to be more strict in seeking proof of affiliation" — codes widely shared publicly trigger more scrutiny than codes booked through corporate travel systems."

"I spent 5 bucks and printed a business card and ID for the code I use the most."

"- Marriott (CORP): Please be prepared to show proof of eligibility for your rate (such as a membership card, corporate or government identification card, or proof of your age). - Marriott (GOV): Federal Govt issued Visa, MasterCard, American Express, or Federal Govt picture ID (CAC or Common Access Card) - Hilton (CORP): No ID requirements listed - Hilton (GOV): Id-travel orders required at checkin"