Many drivers rely on Sat Navs to navigate unfamiliar routes, but doing so could land them with a hefty £200 fine and six points on their licence if they use the device incorrectly. And even more ...

Up until recently I’ve downloaded the TET or other routes in the form of a GPX file on to my old but trusted Garmin Montana 600 motorcycle sat nav; a unit which is now well over 10 years old.