3 ms·
It is actually not that small. Facebook has a lot of info on what you like but relatively few info on what you buy offline. A lot of that data is kept by credit
by AznHisoka 9y ago
It is actually not that small. Facebook has a lot of info on what you like but relatively few info on what you buy offline. A lot of that data is kept by credit card/reward card companies, which then sell them to Acxiom and others (how nice of them!)
- politician 9y agoThere's a huge market for grocery store purchase history from those loyalty cards everyone uses.
- jacquesm 9y agoWhich is why I don't have one of those but I make myself no illusions about the grocery company being able to track me anyway based on the bank card used to pay for the groceries.