'Smiley faces' could help cut bills - 1 views
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 ...
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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 ...
