This gets ugly really fast.
“You’re obese, so the supermarket forbids you to buy Little Debbie”
“You’re buying too much alcohol. I don’t care if you SAY you’re having a party - not allowed.”
“Your doctor says you complained about high cholesterol. You aren’t allowed to buy beef unless it is our premium, ultra-lean.”
“You’re buying a lot of romantic items like chocolate and wine on 2/13. The health insurer wants to remind you that you don’t have a contraceptive prescription. You ought to add condoms to your purchase.”
If anyone haven’t seen it, it’s worth it — this is how it’s going to be sooner, rather than later — along the lines you were suggesting:
“Ordering pizza” — for once ACLU is on the right side:
https://www.aclu.org/ordering-pizza