The idea of this quest will be understood only by users who are familiar with the Soviet system. Each car crossing the customs point is a ticket to the past. And you have to become an employee of such a migration point. All prohibited items, liquids and other trifles will pass through you.
Learn to see the delivery even in the smallest symbol on the document. And if you are vigilant enough, you will be lucky enough to get the favor of your superiors. Contraband Police will be your destination for a new position.