The first step of the plan has started with emptying the Garage and Sitting Room for the following reasons :- Electrics & plumbing for the utility room, sitting room and extension. Insulation under the sitting room, utility room walls & ceiling. Changes required for the wood buring stove. Plumbing changes for future rain water harvesting. [...]

So far, its been intensive planning and lining up the various trades. The video below gives a quick summary. However, problems on the planning permission front. Take a look here