The zoning regulations and districts herein set forth and as outlined upon the map made a part of this chapter are made in accordance with a comprehensive plan for the purpose of promoting the public health, safety, convenience, order, prosperity and general welfare of the community. They have been made with reasonable consideration, among other things, as to the character of each district and its suitability for particular uses, and with a view toward conserving the value of buildings and encouraging the most appropriate use of land throughout the Town.