For banks, data on your spending habits could be a gold mine
https://apnews.com/2f5ed45a59d0439fad6b9641f30b65a8
NEW YORK (AP) — There’s a powerful new player watching what you buy so it can tailor product offerings for you: the bank behind your credit or debit card.
For years, Google and Facebook have been showing ads based on your online behavior. Retailers from Amazon to Walgreens also regularly suction up your transaction history to steer future spending and hold your loyalty.