(1) An ordinary polling place is a place appointed by the Commission at which electors may vote on polling day.(2) A pre-poll polling place is a place appointed by the Commission at which electors may vote during specified time periods before polling day.(3) A mobile polling place is a mobile unit appointed by the Commission at which electors may vote during specified time periods on or before polling day.(4) The Commission may appoint a hospital, convalescent home, nursing home or other place as a place at which a mobile polling place may be operated.