To ask the question, what you need, to live and just how much of it, the answer is most likely to reflect your present state.
Now ask yourself how much space do you need, to live, to exist in a modest, but comfortable manner. Don't must of us enjoy more space than we are often aware of - just how much space do you really need.
Images of public spaces are cut to condense the area occupied by figures within the picture. The negative space created through this process is employed as a positive motif then used within a secondary image. Both images are to be presented along side each other.