(iii) Their programmes on the training and further training of specialised cadres in transport and communications; (d) Modernize and standardise their transport and communications equipment in order to permit Member States to be linked with one another and with the outside world; (e) Promote proper integration of air transport in Africa and coordinate flight schedules; and (f) Coordinate and harmonize their transport policies at regional and Community levels in order to eliminate non-physical barriers that hamper the free movement of goods, services and persons. Article 62 Community Enterprises in the Field of Transport 1. Member States shall encourage the establishment of Community and African multinational enterprises in the fields of maritime, rail, road, inland waterways and air transport. 2. The expression “Community and multinational enterprises” and the legal status thereof shall be as defined in the relevant Protocol. Article 63 Posts and Telecommunications 1. 2. In the field of Posts, Member States undertake to: (a) Establish a Pan-African Postal Network; (b) Adopt a policy of rationalisation and maximisation of conveyance of mail; (c) Ensure that the Post has a legal status, an efficient management system and the resources necessary for providing reliable services to meet customer demands; and (d) Create customer-oriented and competitive services. In the field of Telecommunications, Member States shall: (a) Develop, modernize, coordinate and standardise their national telecommunications networks in order to provide reliable interconnection among Member States; 43