Martin Roberts and Lucy Alexander visit a detached house in Derby, an end-of-terrace in Twickenham, Middlesex and a ground-floor flat in Gateshead.

All of these properties have been sold at auction; Martin and Lucy find out who bought them and what they paid when they went under the hammer.

Martin Roberts and Lucy Alexander visit a cottage in Surrey, a house in Sevenoaks, Kent and a cottage in Cumbria.

All of these properties have been sold at auction; Martin and Lucy find out who bought them, and what they paid when they went under the hammer.