Over 11 million people in Britain, one in six of the population, live in social housing and the waiting lists are growing every week. Most are good tenants, but a small minority are prepared to risk everything, and make their neighbours' lives a misery, through their anti-social behaviour.Filmed with two of the country's biggest housing associations, Neighbourhood Watched reveals the reality of life for housing officers and their tenants in Greater Manchester. From evicting people responsible for anti-social behaviour to dealing with noisy neighbours and from helping hoarders to people at their wits' end on growing waiting lists, there are new problems every week.Eighty-year-old Gerard has lived alone in his flat for over 18 years, but he hasn't slept in his bed for the last four because he can't find it underneath the piles of belongings he's hoarding - including a bath full of presents he's never sent. Housing officer Lyndon Pugh is worried that it's bad for Gerard's health and a fire risk for his neighbours. But Gerard is reluctant to let go of even the smallest items, never mind the food that is over a decade out of date.Ageing raver Stephen is a free spirit who enjoys loud music and late-night visitors. But it's making his 70-year-old neighbour Tom's life a misery. Tenancy enforcement officer Ivan Wright is on the case and after three warnings, Stephen's tenancy is on a knife-edge.Meanwhile, after a relationship breakdown, 28-year-old Vicky has been forced to move her three-year-old son and 12-year-old daughter into her parents' one-bedroom flat. With five of them under one roof - and just one bed - Vicky and the kids are sleeping on inflatable mattresses on the floor. Vicky urgently needs a three-bedroom home, but they're in very short supply.