Old Broadband disconnected before fibre fully installed, how can I resolve issue?

[TimmyBGood]

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@Simmo3 wrote:

Then shouldnt thi be taken up by the monopolise commission

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It's the Competition & Markets Authority these days.  You'd think so, wouldn't you, but in this case the infrastructure monopoly was created by government legislation under a certain Prime Minister (1979 - 1990) to permit privatisation to take place, as they also did with rail, electricity, gas, water...