Help designing window layout to the front elevation of a house

I have a project which I propose to start next April. This will be our 5th project, so we are well versed with the process and completing similar projects. I am a qualified Building Surveyor and a Property Developer by profession: • We have planning permission for the works. • We designed the works and have had an architectural technician draw up the detail. • We have structural engineers designs and calculations. • We have construction drawings prepared. • We have Party Walls covered. • We hav…