(1) Provide flexibility in architectural design, placement and clustering of buildings, use of open space and outdoor living areas, and provision of facilities for the circulation of automobiles, pedestrians, bicycles, and mass transit, parking, storage, and other considerations related to site design.

(2) Promote an attractive, safe, efficient, and stable environment that incorporates a compatible variety and mix of uses and dwelling types.

(3) Provide for economy of shared services and facilities.

(4) Encourage the construction of a variety of housing types at price ranges necessary to meet the needs of all income groups in the city.

(5) Enhance the opportunity to achieve higher densities.

(6) Preserve natural resource areas.