Earlier quoted context omitted.
Yes, it's happened to me twice, both times crossing from Canada to the US on a land border entry. There was a short period of time where the CBP was doing this in droves on Canada land border entries. The way it's generally structured is they ask permission, and if you refuse, they can't really do anything without a court order and can only hold you at most 72 hours. The time I was held up for 2 days was because they…
That sounds dreadful. Do you suppose there was any particular reason for this treatment, or was it pure random chance?
You could say it’s random chance and the frequency of my crossings rolled the dice enough my number came up or that I was singled out due to frequent crossings being somehow suspicious, either way nothing really came of it as everything I was doing was business related and above board.