Motorists are being warned that the actions of passengers could result in their own car insurance becoming invalidated. UK drivers are carrying more passengers now than in recent years as households look to downsize to one shared car and carpooling to work increases. Now has never been a better time for drivers to brush up on their passenger dos and don’ts to help keep everyone safe and avoid hefty fines and cancelled insurance policies. Car insurance experts at Quotezone.co.uk have issued the warning to ensure drivers remain aware of their responsibilities as a driver for all passengers. Drivers have a legal responsibility…