All proposed amendments, whether an amendment in text or a modification in districts, shall be first submitted to the office of the Commission in writing at least 15 days in advance of the next regular meeting of the Commission. The Chairman shall then schedule a review of the proposal at the next Commission meeting, at which time consideration shall be given to the relation of the proposed change to the general purpose and intent of this chapter and to the Comprehensive Plan, and the facts existing in the vicinity of the proposed change which may warrant a change to the district boundaries or to the rules and regulations of this chapter.