UK Sotheby's International Realty broker Lee is trying to sell one of his exclusive listings, the £17.5million Huxley House on London's Bishops Avenue - more commonly known as Billionaire's Row - while company boss Guy Bradshaw invites a group of mortgage brokers over to south London to see the ultimate family home, boasting six bedrooms, an entertainment suite, a gym, wine cellar and a price tag of £10.25million. In Mayfair, Polina tries to find a home for shoe-making fashionista Karl Chu. He wants a three-bedroom bachelor pad with plenty of space for shoes - and a cigar terrace.

John from the country office has a £3.6million Arts and Crafts-style south coast seaside mansion to sell, Polina is listing a new central London penthouse worth £4.5million - so new that it is not even on the market yet - and company owner Guy is in Barbados to view a $40million beachside property where the rich and famous have stayed. Amber is keen to win one of London's most expensive properties, a £75million Knightsbridge home that once belonged to prima ballerina Margot Fonteyn.