https://www.cnet.com/news/senators-call-for-investigation-on-phone-companies-selling-location-data/

Your phone is a window into your whereabouts, as cell towers and GPS data provide nearly pinpoint accuracy on your every move. It's why law enforcement rely on it to build cases, and abusive stalkers rely on it too.

While privacy issues have affected tech giants like Google and Facebook, you're still able to opt out of those platforms. With phone location data tracking, there aren't many options to get out of getting tracked other than not having a device to begin with.