The responsible authorities [entities], as defined in the Annex to this Agreement, shall conclude bilateral operational agreements on cooperation for the practical implementation of this Agreement with the responsible authorities of all the neighbouring States Parties of this Agreement. Such cooperation shall include, inter alia, joint SAR exercises and training, regular checks of relevant communication channels, liaison visits by SAR experts, the exchange of SAR information, procedures, techniques and experiences, and coordinating national positions on international SAR issues of mutual interest. The Parties shall establish appropriate procedures in the operational agreement to provide for the most effective and efficient means of communication.