Car insurance WARNING - This simple error could be crucial and invalidate your premium A MISTAKE motorists could be making with their car insurance policy could invalidate the premium and leave you without valid cover. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Mercedes-Benz E-Class All-Terrain takes on 4x4sREVEALED: The SHOCKING lack of car knowledge of today's young driversToyota GT86 to receive major revisionsOlder Brits could 'save over £1,000 a YEAR' by shopping around for car insurance dealFive tips for driving your kids to universityBritish drivers among the angriest in Europe