(3) To promote a variety of housing types, or, within a development containing only a single housing type, to promote the inclusion of houses of various sizes.

Houses will vary slightly in size, and have differing elevations, siding, and entry details.

We haven't seen any elevations yet.

(4) To encourage the clustering of single-family dwellings for more efficient use of land and preservation of open space.

Single family attached houses are concentrated in the level, front part of site allowing for efficient use of land, avoiding slopes, and preserving the 69% of the site as open space.