Houses and flats in Maidstone in Kent, London's Shepherd's Bush and Halesowen in the West Midlands are all bought at auction. Redevelopment takes from a few weeks to several years, with plenty of twists and turns, including a case of mistaken identity.

Martel heads to Shildon in County Durham to see a two-bed mid-terrace bought by an enthusiastic first-time developer. Dion visits a rather unusual lot in Derby that has great potential for transformation. Jacqui is in Seaford, East Sussex, to see a former care home that is also a great opportunity for a developer with the right skills.