售貨員

售 = 口 + 隹 : Sherlock Holmes (sh) opened a business in the outhouse's bathroom (ou4). His business plan is to sell (售) mandarins (口) by having sparrows (隹) deliver them directly to the customer. Though the delivery works well, Sherlock has problems with having the sparrows return with the money.

货 = 化 + 贝 : Helga Horse (hu) is using a transformer (化) to roast crabs (贝) in the observatory's bathroom (o4). Later she wants to sell the roasted crabs (货) as commodity (货) for money (货).

员 = 口 + 贝 : Mnemonic symbol from 服务员, a waiter.

员 = 口 + 贝 : Yu the Great and a crab are having dinner just inside the anthill's kitchen. They ordered mandarins, and the waiter serves them.