Nature and constitutional basis of Conventions and Recommendations .
Conventions are instruments which on ratification create legal obligations.
Recommendations are not open to ratification, but give guidance as to policy, legislation and practice. In either case a majority of two-thirds of the votes cast by the delegates present shall be necessary on the final vote for the adoption of the Convention or Recommendation, as the case may be, by the Conference. Placing an item on the Conference agenda . Double-discussion procedure . The Office prepares a further report on the basis of replies received, indicating the principal questions for consideration by the Conference.