Using Alipay (支付宝, Zhīfùbǎo) in China quickly becomes second nature—but the first few merchant transactions can feel slightly strange. A cashier enters something on a screen, picks up a scanner and waits for your payment QR code. But what if you haven’t actually seen the amount? Is it rude to ask? And what happens if the cashier accidentally charges the wrong amount? The Traveler’s Question What is the etiquette for using alipay? When I...



