You can see the "greyball" tag fields in Exhibit A in this lawsuit filing. It looks like they did some rudimentary device and payment method correlation as well

You can see the "greyball" tag fields in Exhibit A in this lawsuit filing. It looks like they did some rudimentary device and payment method correlation as well as whitelisting at the database level: https://www.scribd.com/document/334009796/Spangenberg-Uber-lawsuit https://www.scribd.com/document/334009796/Spangenberg-Uber-l...