Tim and Zoe decide to put their Regency house in Cheltenham on the market when it becomes too costly to run. With the money from the sale they want to build an ultra-modern, low-maintenance house in part of the back garden. Along the way they encounter many problems and set backs though.

Henry Chopping finds his plans to build a new home in Oxford hampered by a listed wall and planning restrictions. With a budget of over three quarters of a million Henry is determined to make his dream home a reality.

An architect plans to build a new house for his family using only white materials. He ends up using stuff more commonly used in commercial buildings.

Jo and Shaun Bennett want to build an Addams Family style Gothic house with a £400,000 budget. With the challenge growing bigger than they ever imagined they face financial problems and struggle to stay within their budget.

Pru and Richard make plans to build a bespoke family home on an industrial site in the middle of the Midlothian countryside.

Kevin attempts to help helps Tiffany and Jonny with their dream of creating an ultra-modern, eco-friendly home in Bath in the west country.

Kevin revisits David and Leonie in Puglia, Italy three years after they last featured on the show.

Kevin returns to Peterborough to see how a couple have adapted to live in their new property.

Kevin revisits with David and Greta Iredale.

Kevin revisits Philip and Angela to see how they have adjusted to life living in their converted barn.

Kevin revisits a couple who built an underground house in Cumbria.

Bill and Jean Letley attempt to create a single storey new home in their back garden. The have left all the building work to be done by their daughter and son in law.