"Boeing's Marriott corporate code is widely shared online, partly because Boeing has major campuses near Seattle, Chicago, and Charleston — cities where Marriott properties are plentiful. One industry source rates Boeing's code as "Medium Risk," noting verification is more common near Boeing facilities. FlyerTalk documents cases of consultants using codes and being charged $300 (rack) vs. $100 (corp) when failing to produce company ID. Boeing is a defense/aerospace firm with recognizable employee badges."

"I don't do mobile check-in if I'm wanting to upgrade. I check the app before I go in to see if any suites are available to book during the duration of my stay. If there is I just say "Would it be possible to get upgraded to an available suite with my platinum benefit?". Of course this is typically at the hotel that I stay in about once a month for 3 day at a time for work. The front desk pretty much knows me and know that I am fairly low maintenance."

"I work as a consultant and frequently ask for and use my client's rates (at their insistence, since I will be billing them back). I have been asked for ID maybe one time in 15 since February, when it was announced in this forum that rates would be ID'ed."