Energy Secretary Ed Miliband has been urged to rethink the "dire" smart meter rollout to shift targets from installations to repairing faulty meters.
In a letter to Mr Miliband, MoneySavingExpert (MSE) founder Martin Lewis warns that "too many smart meters don't work" and "word of mouth is often saying 'don't bother"'.
He suggests shifting firms' targets from installations to the overall number of 'working' smart meters to incentivise firms to do both installations and repairs.
In a blog on his website, Mr Lewis wrote: "Complaints about smart meters are through the roof. Too many people tell me theirs are broken.
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