No landscaping and no building, fence, wall, patio, or other structure shall be commend, erected or maintained upon the Properties, nor shall any exterior addition to, or change or alteration therein be made until the plans and specifications showing the color, nature, kind, shape, heights, materials, and location of the same shall have been submitted to and approved in writing as to harmony of external design and color and location in relation to surrounding structures and topography by the Board of Directions of the Association, or by an Architectural Committee composed of three (3) or more representatives appointed by the Board. In the event (1) said Board, or its designated Committee fail to approve or disapprove such design and location within thirty (30) days after said plans and specifications have been submitted to it, or (2) no plans and specifications have been submitted to it, and no suit relating to or arising out of the commencement of such landscaping, addition, alteration or change has been commenced prior to 180 days after the completion thereof, such approval will not be required, and this Section shall be deemed to have been fully complied with. Original construction of homes and landscaping by the Declarant hereunder or by any other person, firm or corporation approved by Declarant and engaged in the construction of homes for sale in the ordinary course of business shall be exempt from the requirements of this Article VIII.