Why do privacy choices from banks need to be responded via snail mail?

Question

Ask HN: Why do privacy choices from banks/financial instituions need to be responded via snail mail?I want to respond to all of them if they were simple QR code or weblink. But I am lazy enough to buy a stamp and post it via USPS.why has not FTC gone after these companies but interested in Internet companies?

FWKevents · Accepted Answer

Because the bank wants to make it as difficult as possible for you to opt out, while still complying with the law.

stop50 · Answer

Paper trail.

matt3210 · Answer

Deterrents