Mark Millar helps ex-police workers Paul and Leigh transform a small and ugly house into a stunning home twice the size. It's the only way they can afford their dream of a beautiful home in a country village. But building a double height extension and completely renovating the original interior is a serious challenge

Mark Millar helps a couple beset by problems building their own home in Warwickshire, battling with unfinished jobs, sub-standard work and disappearing builders. Mark helps the couple with practical advice, encouragement and step-by-step problem-solving, and also gives viewers his expert advice on how to choose builders, and just as importantly, how to contract them, and what payment terms to agree.