Google buys 90% of credit card transactions. That's not public information.
And the only way to opt out of it is to not use credit cards.
And the only way to opt out of it is to not use credit cards.
Is it somehow OK for someone to build a dossier on another person as long as they use that information for their own purposes?
Source, please.
https://www.google.com/search?q=Google%20buys%2090%25%20of%2...
The "90%" might not be easily sourced, but also not the crux.