Considers that the maintenance of appropriate conditions for the normal work of the delegations and the missions accredited to the United Nations and the observance of their privileges and immunities, which cannot be subject to any restrictions arising from the bilateral relations of the host country, are in the interest of the United Nations and all Member States, takes seriously the increasing number of concerns raised by permanent missions regarding the normal performance of their functions, notes that the Committee expresses its readiness to effectively address them and expects that all issues raised at its meetings will be duly settled expeditiously, in a spirit of cooperation and in accordance with international law, requests the host country to continue to solve, through negotiations, problems that might arise and to take all measures necessary to prevent any interference with the functioning of missions, and urges the host country to continue to take appropriate action, such as the training of police, security, customs and border control officers, with a view to maintaining respect for diplomatic privileges and immunities and, if violations occur, to ensure that such cases are properly investigated and remedied, in accordance with applicable law;