Does a Spouse Have an Expectation of Privacy When It Comes to GPS Tracking or Cellphones?

Does a Spouse Have an Expectation of Privacy When It Comes to GPS Tracking or Cellphones? Can one spouse track another spouse’s whereabouts with a hidden and undisclosed car GPS device?  Case law in this area is very limited.  Texas Penal Code §16.06 states that a person commits a misdemeanor “if the person knowingly installs […]