A Supreme Court ruling from 2012 will give you hope.<p>They unanimously found that the government needs a warrant to put a GPS tracker on your car.<p>Similar to this case, the state argued that a cop didn&#x27;t need a warrant to follow a car, so why was a GPS tracker any different?  It just made the police work more efficient.  The court disagreed.<p><a href="http:&#x2F;&#x2F;www.supremecourt.gov&#x2F;opinions&#x2F;11pdf&#x2F;10-1259.pdf" rel="nofollow">http:&#x2F;&#x2F;www.supremecourt.gov&#x2F;opinions&#x2F;11pdf&#x2F;10-1259.pdf</a>