A house by the coast complete with three flats and two bedsits, a Victorian terrace in London and a 1960s terrace in Corby all go under the hammer. All very different but Martin and Lucy spot potential in all of them - but will the buyers make the most out of their investments?

Martin and Lucy are in the south of England and Northern Ireland looking at properties sold under the hammer. A flat, a Victorian house with seven separate rental rooms and a 1960s terrace all get renovated - but which one stands to make the most profit?