A.    Regular Meetings.  The Council shall meet in the Council Chambers at such times as may be prescribed by its ordinances, resolutions, or rules provided that regular meetings shall be held at least twice in each calendar month. All meetings of the Council, whether regular or special, shall be open to the public.
   B.    Special Meetings.  Special meetings of the Council may be called in accordance with, and provided for by its rules. In the absence of such provisions, special meetings may be called by a vote of the Council taken at any regular or special meeting thereof, or shall be called by the Clerk upon the written request of the Mayor, or President of Council, or of  three (3) members of Council. Any such request or call for a special meeting shall state the  time, place and date thereof and the subjects to be considered at the meeting. Unless five (5) members in attendance at a special meeting concur, no other subject or subjects other than those stated in the call for the special meeting shall be considered at a special meeting. Notice in writing of each such meeting called at the request of the Mayor, President of Council or three (3) members of Council shall be given to each member  of Council and the Mayor by serving the same on each of them personally or by leaving a copy thereof at his usual place of residence not less than twenty-four (24) hours preceding the date and hour of such meeting. A service of such notice may be waived in writing and shall be waived by attendance at such special meeting. Notice need not be served when a special meeting is called at a Council meeting.