These bylaws may be amended at any regular meeting of the Chapter by a two-thirds vote, provided that the amendment has been submitted in writing two regular meetings in advance. However, Section 2 of Article III, Article IV, Article V (excluding the paragraph on membership in Clause 2 of Section 1), Article VI, Article VIII, and Article XI may be amended at any regular meeting of the Chapter by a two-thirds vote. Other articles may be added to the bylaws at any regular meeting of the Chapter, upon a two-thirds vote.