See this was my first thought but then it occurred to me that they’re trying to bypass people who are meant to be inspecting your stuff, does part of the job be

See this was my first thought but then it occurred to me that they’re trying to bypass people who are meant to be inspecting your stuff, does part of the job become “sneak past with this bit of paper” or do they carry nothing official on them to make the test more authentic, having paper documents risks biases towards staff procedures that would catch people with the document and thus end any pen testing attempts with potentially only a perceived improvement to security when they could be failing to catch people with usb drives or whatever else they are meant to be on the lookout for…