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The Electric Group bought the freehold to the property in 2017, at a time when it was threatened with redevelopment as housing.

Eight years ago, Karen and Tony bought their new-build home at Waterside Gardens freehold, which means they own the property and the land it is built on.

The problem with policing this is that anyone can buy a freehold and anyone can set themselves up as a managing agent.

There are a mixture of leasehold flats and freehold houses on the estate.

Homeowners have told the BBC how they have been left thousands of pounds a year worse off because of charges imposed by a company that owns hundreds of freeholds across England and Wales.