It's been revealed that thousands of tenants in the south-east are being forced to pay the so-called 'bedroom tax' - and yet it's virtually impossible for them to move into smaller homes.
A Freedom of Information request has revealed an extreme scarcity of one-bedroom social housing across the region.
It means that in Medway, for example, smaller homes are available for only one per cent of people paying the penalty for having a spare room. In Thurrock, the situation is little better. John Ryall reports.
More top news
The RMT Union's comments come as it's announced a new operator will takeover the South West Trains franchise.
Monday's forecast for the west of the region
Monday's forecast for the east of the region