Customs inspector: Anything to declare?
Tour leader: I suppose no, except a bottle of wine. That’s duty-free, isn’t it?
Customs inspector: Yes, one can bring in one liter duty-free. Open your suitcase, please.
Tour leader: Yes, ma’am
Customs inspector: What are those?
Tour leader: Those are gifts for tour guides.
Customs inspector: Ok, you can go through now.
Tour leader: Thank you, ma’am.