A/RES/65/247 43. Requests the Secretary-General to report to the General Assembly at its sixty-seventh session on the implementation of the new talent management system; V Career development and staff well-being 44. Recalls paragraphs 17 and 18 of the report of the Advisory Committee on Administrative and Budgetary Questions,5 and requests the Secretary-General to include in the training strategy a full picture of the total training resources, including extrabudgetary resources, as well as of the management of such resources, and to build the strategy on the basis of a needs assessment; 45. Notes that the proper take-up of leave and rest and recuperation entitlements is an essential element of staff and organizational health and well-being; 46. Emphasizes that it is the responsibility of managers to ensure the implementation of policies related to staff health and well-being, in particular in field locations; 47. Requests the Secretary-General to report to the General Assembly at its sixty-seventh session on efforts to enhance the understanding and implementation of the principles of work-life balance and a flexible workforce across the Secretariat; VI Contractual arrangements 48. Recalls paragraph 2 of section II of its resolution 63/250, and reaffirms that contractual arrangements comprise three types of appointments: temporary, fixed-term and continuing; 49. Approves the granting of continuing contracts as at 1 January 2011 to eligible staff members on the basis of the continuing needs of the Organization; 50. Recalls paragraph 23 of section II of its resolution 63/250, and decides that successful candidates from national competitive recruitment examinations and staff from language services after two years of probationary service will be granted continuing contracts, notwithstanding the provisions contained in paragraphs 51 to 61 of the present resolution; 51. Decides that the continuing needs of the Organization shall be determined on the basis of established and temporary posts of a duration of more than five years as well as general temporary assistance in special political missions, with the exception of those covered by the provisions of paragraphs 53 (b) and (c) of the present resolution, subject to two post envelopes, one for international staff in the Professional and higher categories and in the Field Service category and one for staff in the General Service and other locally recruited categories, to be reviewed regularly by the General Assembly and expanded or contracted on the basis of the activities of the Organization; 52. Also decides to set the initial level of the post envelopes at 75 per cent of the total number of posts identified in paragraph 51 of the present resolution, and to include permanent contracts within the post envelopes; 53. Further decides that staff members must satisfy the following criteria in order to be eligible for consideration for the granting of continuing contracts: (a) They must have completed a minimum of five years of continuing service under the Staff Regulations and Rules of the United Nations: 6