…as in: “nice place you have here, it’d be a shame if anything happened to it”, or just “Sorry, you’re not welcome here, unless you give me a …”.
How many times have you seen such a notice, or been asked when buying a big ticket item in a shop for your: name, postcode, address, date of birth, …?
As James Bridle observes in New Dark Age : Technology and the End of the Future, p247:
[I]n most of our interactions with power, data is not something that is freely given but forcibly extracted — or impelled in moments of panic, like a stressed cuttlefish attempting to cloak itself from a predator.