Since it came to power, this government has delighted in cutting great big holes in our welfare safety net. Conservative, Liberal and Labour politicians have jostled to “get tough” on welfare, buying into the idea that most benefit claimants are either cheating the system or sitting on their bums not looking for work, or possibly both. So they have cut and capped the amount of housing that tenants can claim to cover their rents. But these cuts have taken their toll, making it increasingly difficult to find somewhere you can afford. So more and more people have had to move somewhere cheaper. First, this hit central London, and then inner London, and in the past couple of years it has started to hit my constituency of Lewisham West & Penge. This chart shows the relative change in the number of private tenants claiming housing benefit since January 2011. Westminister started…