200,000, 250,000, 300,000? The conversation about housing policy is more auction that action plan. Politicians of all parties are coming, painstakingly slowly, to 'get' the pain our housing crisis is causing. They're pledging to build more - one of the main problems we face, although far from the only one. But understanding isn't the same as acting, and saying you'll do something doesn't explain how you'll make it happen. Within that space, between rhetoric and reality, sits a worrying credibility gap which we must work through. If we don't we'll end up in the same cul-de-sac five years hence asking why so few new homes are being built. Let's look at just a couple of examples to illustrate why the number of new builds is so low. The government has been quick to point the finger of blame at the planning system. We are repeatedly told it is the root cause of the failure to build more homes. Developers tend to agree - a cosy consensus. Who is g...