Very early days, haven't found a plot or sold my house yet, but trying to get concept plan more fully defined and decide on building materials so I can get accurate costs together.   Fully appreciate that the plot will drive the design, but have to start somewhere and would need some figures to give for a mortgage when purchasing the land.   I'm still getting used to sketchup, so appologies for the crudeness of the drawings.   We would likely not use an architect, i