It's a tough sell in the property market, but if you are looking for an expert to sell your home, who is better qualified for the job than you? Property developer Gary McCausland and former estate agent Jonny Benarr put the homeowners through their paces to help them achieve that elusive sale. Mandy Tanna in Staffordshire and the Linney family in Sevenoaks desperately want to sell their homes. Can they handle the challenge of axing the agent? In a bid to market their homes, Mandy targets gardening enthusiasts, while Catherine and Andrew Linney consider the option of a 'house swap'.