The other thing to consider is the quality of the space. The rooms created would be just under 3m x 3m (approx 9ft x 9ft) which would be very tight for a double bedroom. So this means this space could be used for a small bedroom or perhaps bathroom or dressing room depending on how the internal layout turns out.
For most homeowners dreaming of their ideal floor plan, they consider how nice it will be to have a few people over for drinks on the patio. The thought of entertaining the in-laws for a month each summer, or having all your co-workers over throughout the holidays may not cross your mind. Depending on your lifestyle if you love to entertain, consider your home fully occupied when planning kitchen, dining room and living room areas. This will ensure you plan room for mingling, eating, dancing, serving and of course walking through your home