This is also Foursquare’s business. Their opt-out page is interesting: https://foursquare.com/data-requests/ https://foursquare.com/data-requests/ “The Califo

This is also Foursquare’s business. Their opt-out page is interesting: https://foursquare.com/data-requests/ https://foursquare.com/data-requests/ “The California Consumer Privacy Act gives California residents the right to direct businesses from selling their personal information. If you are a California resident, you have this right. If you are not a California resident, we may, at our discretion, grant you this right.” (Emphasis mine)