The whispering soundtrack suggests that the survey on holiday planning cannot serve as a direct proof for identity document verification, because the underlying motivations are different. My instinct tells me that the fear of missing a flight or being blocked at the border is a stronger driver than simple general planning. It feels like legal compliance and consequences are key factors here, not just a travel habit. For example, someone planning their vacation a year in advance might still leave passport verification to the last minute due to administrative negligence, showing a behavior disconnected from general planning.