In the C-4 zone:
A. All lots in this district, in order to be used for the purposes set forth in this section, must have their main buildings facing on the highway upon which the zoning district is established.
B. All buildings erected, constructed or established shall be entirely new and complete structures designed for commercial purposes only, except as provided for in subsection E of this section.
C. Site plans and elevations for all new construction and/or additions shall be submitted to the planning commission for review and approval.
D. Alleys may be required by the planning commission.
E. A structure originally designed as a residence, or as an accessory to a residence, may be used for a retail business or professional use under the conditions provided for in chapter 18.156, article VI of this title.
F. No business or professional building shall be erected, constructed or established on the same lot together with a building originally designed as a residence, or as an accessory to a residence, except as provided in subsection E of this section.
G. All uses shall be conducted within a completely enclosed building, except as follows:
1. Off street parking and loading areas;
2. Automobile service stations;
3. The open storage of materials, products, and equipment, when such storage is enclosed by a fence, wall, buildings, or other means adequate to conceal such storage from view from adjoining property or the public street. However, this requirement shall not apply to the display of products or equipment offered for sale or rental, providing the display is maintained in a neat and orderly manner. (Ord. 2280 § 1, 1995: Ord. 1000 § 26.10, 1955)