I'm Swedish. If your store sends me a broken product I will never tell you. I'll eat the €40, never order again, and mention it to 6 people. Then I built a company that sells mostly to Americans and learned every nationality complains in its own language. The American complains within the hour, in caps, with the bank named in sentence 2. "I'll be disputing this with Chase" arrives the way you'd mention the weather. Fix it before dinner and the same person leaves a 5-star review the same evening. Americans don't hold grudges. They hold you to a clock. The German complains in writing. Order number, delivery date, the paragraph of law you're currently in breach of, and a deadline for your reply. Zero anger. You're being informed of a procedure that has already started. Answer inside the deadline and it ends there. Miss it and you've been filed, and the review that follows reads like a court record. The Dutchman complains like a consultant. Three bullet points, no greeting, plus an accurate diagnosis of what's wrong with your product page while he's at it. He's calm, he's right, and now you have to fix the page. The Swiss complains once. One email, one photo of the defect with a ruler in the frame so you can see the 3mm, and the quiet expectation that this is the last time either of you discuss it. And the Scandinavian sends nothing. The first you hear from an unhappy Swede is never. He's already told 6 people and bought from someone else, and none of it shows up in a single dashboard you own. This is why one support playbook per store is a mistake. In the US no law forces you to take anything back. The policy is whatever you wrote, and Amazon already wrote your customers' expectations for you. So speed is the whole game there: a complaint answered in 40 minutes ends as a 5-star review, the same complaint answered on day 3 ends as a chargeback, and a chargeback costs you the order, a $15 fee, and a point on the ratio your processor watches. Cross about 1% and the next message you get from them is a payout hold. In the EU the law does the deciding. 14 days, no reason required, your opinion irrelevant. So you stop defending the return and make it cheap: prepaid label, 2 clicks, refund the day the parcel scans. The German writes the review you wanted. The Dutchman updates his bullet points. For the Swedes you ask first. One line a week after delivery, was everything ok. It's the only place that feedback exists. Our American inbox is the loudest thing in the company and the most profitable. The Swedish one is empty. Still can't tell you if that's good.