The work of council workers in Southwark, south London, one of the biggest housing associations in the country. The officers tackle fly-tipping, including 40 tons of rubbish dumped on council land that had been cleared for building new homes. An ageing estate is planned for demolition, meaning 10,000 residents are moving - but it's a sad day for many, including a couple leaving their family home of 50 years. And hoarding manager Laurna helps a scholar whose thousands of books have overtaken his home