Harrow council investigate an unauthorised loft conversion that is a danger to the tenants who sleep there, a couple in Suffolk are stuck in a nightmare after agreeing to rent a property to its former owner who now refuses to leave, and a single mum tricks her way into a property.

Housing officers find ten people living in a property initially rented to just one. Squatters in Tottenham invade an elderly woman's home while she is away. Eight unsafe buildings have been built on space allotted to one. A landlord is forced to move back in with an unpaying tenant after a break-up.