Buildings may be erected, altered or used and land may be used for any of the following purposes and no other:

The minimum lot area shall be 7,200 square feet per main building.

There shall be a front yard extending back from the property line a distance of not less than 25 feet.

There shall be two side yards, one on each side of the main building, neither of which shall be less than 10 feet wide.

There shall be a rear yard, the depth of which shall be at least 10 feet.

The exterior appearance of the structure shall be that of a single-family dwelling house preserving the character of the surrounding dwellings, and there shall be no external alteration in contrast with the exterior appearance of the structure of the dwelling house.

Any proposed addition to the existing dwelling house shall be constructed and thereafter maintained in such a manner as to preserve the exterior appearance of the structure as a dwelling house, and such proposed additions shall be of such size, location, design and appearance as shall preserve the appearance and character of the neighborhood and the dwelling house.

The usable floor area of the structure and any such proposed addition thereto shall in no event exceed 5,000 square feet.

One living unit shall be permitted per structure for occupancy by the person practicing the professional use or a tenant of such person.

There shall be no parking or stopping of any motor vehicle in the front yard or side yard of any improved lot, and the front or entrance of any main building must face a state maintained roadway or Town maintained street, except in professional complexes as approved by the Planning Commission.

The regulations set forth in this article are supplemented or modified by the provisions contained in the following articles:

Definitions are set forth in Article III.