173 carrying out of operations with due diligence and efficiency; and (ii) guidelines approved by the Council with regard to the preferences to be accorded to goods and services originating in developing States, including the land-locked and geographically disadvantaged among them. (c) The Governing Board may adopt rules determining the special circumstances in which the requirement of invitations to bid may, in the best interests of the Enterprise, be dispensed with. 4. The Enterprise shall have title to all minerals and processed substances produced by it. 5. The Enterprise shall sell its products on a non-discriminatory basis. It shall not give non-commercial discounts. 6. Without prejudice to any general or special power conferred on the Enterprise under any other provision of this Convention, the Enterprise shall exercise such powers incidental to its business as shall be necessary. 7. The Enterprise shall not interfere in the political affairs of any State Party; nor shall it be influenced in its decisions by the political character of the State Party concerned. Only commercial considerations shall be relevant to its decisions, and these considerations shall be weighed impartially in order to carry out the purposes specified in article 1 of this Annex. Article 13 Legal status, privileges and immunities 1. To enable the Enterprise to exercise its functions, the status, privileges and immunities set forth in this article shall be accorded to the Enterprise in the territories of States Parties. To give effect to this principle the Enterprise and States Parties may, where necessary, enter into special agreements. 2. The Enterprise shall have such legal capacity as is necessary for the exercise of its functions and the fulfilment of its purposes and, in particular, the capacity: (a) to enter into contracts, joint arrangements or other arrangements, including agreements with States and international organizations; (b) to acquire, lease, hold and dispose of immovable and movable property; (c) to be a party to legal proceedings. 3. (a) Actions may be brought against the Enterprise only in a court of competent jurisdiction in the territory of a State Party in which the Enterprise: (i) has an office or facility; (ii) has appointed an agent for the purpose of accepting service or notice of process; (iii) has entered into a contract for goods or services; (iv) has issued securities; or (v) is otherwise engaged in commercial activity. (b) The property and assets of the Enterprise, wherever located and by whomsoever held, shall be immune from all forms of seizure, attachment or execution before the delivery of final judgment against the Enterprise.