SignalTrace “links devices that regularly travel together, correlating them to license plate.” It is a surveillance product that will sweep up and add all sorts of Bluetooth and other data to license plate readers, linking specific devices—and people—to cars.
+1 Phone on airplane mode (eliminates WiFi/BT cellular & GPS tracking)
run physical mobile hotspot device for data (like Calyx hotspot - +2pts of you pick Moxee model to also run rayhunter)
connect to hotspot over WiFi with random MAC addresses (effectively eliminates IMSI tracking)
Enable a solid VPN. (Helps hide location and other usage)
Use chat/text/phone apps over WiFi (eliminates carrier tracking)
+5 for degoogled OS with profiles capability
+3 for Firefox forks like Librewolf or Waterfox with Port Authority and Privacy Badger
EDIT: btw the tech from the article is called SingleTrace…