In the latest episode of Titan PI TV, host and Managing Director Simon Henson tackles one of the most frequently asked questions in the world of private investigation: when is it actually legal to place a GPS tracking device on someone else's vehicle? The answer, as Simon explains, is more nuanced than many people might expect — but the good news is that, under the right circumstances, it is entirely lawful.

Listen to a new Titan PI TV episode each Friday from 4.00pm