In Whitstable, on the Kent coast, Maureen Shaw aims to turn her run down 1960s bungalow into a four bed family home. But without a tight schedule, Sarah is worried that the budget might slip. In Christchurch, Dorset, Paul and Judith Turner are in the middle of a massive extension project, making for a longer house but without access to any natural light in the middle. Sarah is keen to come up with some practical solutions.