Yes banks and large advertising networks have data sharing agreements, the details of which I’m not privy to: https://www.washingtonpost.com/technology/2018/08/

Yes banks and large advertising networks have data sharing agreements, the details of which I’m not privy to: https://www.washingtonpost.com/technology/2018/08/07/your-banking-data-was-once-off-limits-tech-companies-now-theyre-racing-get-it/ https://www.washingtonpost.com/technology/2018/08/07/your-ba...