'Smiley faces' could help cut bills

%VIRTUAL-SkimlinksPromo%Households could cut their fuel bills by £80 a year with the help of a simple "smiley", a study has revealed.

Giving people feedback on how much energy they are using compared to their neighbours can have as big an impact on reducing bills as installing loft insulation or upgrading their boiler, the research by the organisation Sustainable Homes found.