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?

A studio flat in London, a cottage by a Derbyshire canal and a mid-terrace in south Wales all go under the hammer. Martin and Lucy can see potential in all of the properties and have plenty of ideas on how to add value. But do the property developers who bought them at auction agree?