Consumers who are fed up with paying through the nose for gas and electricity are being offered the chance to 'group buy' cheap energy by clubbing together in a scheme set up by Which?. The consumer group estimates that households are paying £4.1billion extra collectively because they have not switched to a cheaper energy tariff. Which? has teamed up with online campaigning group 38 Degrees to launch the 'Big Switch' campaign. Consumers will be able to join thousands of other households to form a group on whose behalf Which? will then seek to secure the most competitive energy deal. Anyone interested is being invited to sign up by the end of March....Read more here--: The Big Switch: Households offered chance to 'group buy' cheap gas ad electricity by Which?