Re your article (Energy bills: why are so many smart meters in Britain turning ‘dumb’?, 4 June), I am the manager of a residential estate in the North Downs in Surrey, an area notorious for erratic mobile coverage. From the outset this was a recognised problem with smart meters; boosters were attached, to no avail.

Continue reading here: https://www.theguardian.com/environment/2022/jun/10/smart-meters-are-not-just-dumb-but-a-scandalous-waste-of-money?CMP=fb_cif