Isn't it just the free sample model found everywhere from perfume counters to street corners?

从香水柜台到街边小摊，这种免费模式的例子可不就是无处不在的吗？

youdao

The best thing about flying internationally, for me, is to indulge myself at the airport duty-free stores. Almost invariably, I would pick up some perfume or Swarovski jewelry.

对我来说飞国际航班最棒的事情就是把自己沉浸在机场的免税店里，而我总是会购买些香水或者施华洛世奇的首饰。

youdao

"I purchase luxury bags or perfume in the Sanya duty free shop because I get the opportunity to fly there twice a year for business," said Chen Ping, a sales in Beijing.

“因为我每年有两次去三亚出差的机会，所以会在那里的免税店购买名牌包和名牌香水”在北京从事销售工作的陈平(音译)说。

youdao

He gives perfume-makers free rein to do their thing, then applies his nose and marketing prowess to help refine the scents.

WSJ: On the Scent of Luxury With an Upper East Side Perfumer

We can attribute much of these improvements to improving macroeconomic conditions and growth in international travel as business activity recovers and duty-free shops increase perfume sales at airports and ports.

FORBES: Trying Hard To Justify Estee Lauder's Share Price With Optimistic Outlook On Makeup And Fragrances

Then I took my phone to a poster in the duty free shop, tapped on a picture of a bottle of perfume, and was able to pay to have a gift sent home.

BBC: NFC - not for consumers?