One professional office announcement sign not over two square feet in area for each office use.

One home occupation announcement sign not over two square feet in area for each dwelling conducting a home occupation.

One lighted sign not to exceed 20 square feet in area at each driveway to a church, school, public museum or similar use, plus signs not to exceed four square feet in area necessary to provide directions to specific buildings and to offstreet parking areas. Such signs shall be set back a minimum distance of 20 feet from any street line.

One real estate sign not over six square feet in area advertising the sale, lease or rental of the building or lot on which it is maintained, said sign shall be distant from the street line not less than one-half of the front yard depth.

Signs of a temporary nature that identify an engineering, architectural or building contractor engaged in the construction of a building, provided such signs do not exceed a total area of 36 square feet and such signs are removed prior to occupancy of the building.

Signs of a temporary nature which direct attention to the sale of new lots, homes or dwelling units in a residential development, provided the total area of such signs shall not exceed 100 square feet and are removed immediately upon the occupancy of the last lot or house or dwelling unit in such development.