Single-family dwellings to be built on lots having less than five thousand square feet in any zone shall meet the development standards contained herein. It is the intent of these development standards that single-family dwellings on small lots be compatible with neighboring properties, friendly to the streetscape, and in scale with the lots upon which they are to be constructed. The planning director is authorized to promulgate guidelines, graphic representations, and examples of housing designs and methods of construction that do or do not satisfy the intent of these standards.