22 b) that the ITRs: i) establish general principles on the provision and operation of international telecommunications; ii) facilitate global interconnection and interoperability; iii) promote efficiency, usefulness and availability of international telecommunication services, resolves to invite the 2014 plenipotentiary conference to consider this resolution and to take necessary action, as appropriate, to convene periodically (for example every eight years) a world conference on international telecommunications to revise the ITRs, taking into account the financial implications for the Union, instructs the Secretary-General 1 to bring this resolution to the attention of the Plenipotentiary Conference; 2 to provide information to enable the Plenipotentiary Conference to consider the cost implications of convening WCIT, invites Member States to contribute to the work outlined in this resolution.