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Import duties are the tax nobody warns you about until your customer is refusing a package at the door. DDP vs DDU explained, 2026 tariff rates by country, HTS codes, landed cost formulas, and how to stop duties from silently destroying your margins.

Most importers copy their HTS code from their supplier or pick the first search result. Both work until they don't. In 2026 — when the wrong code can mean 25% more in duties — here's the step-by-step: USITC lookup tool, CROSS database, binding CBP rulings, and the common misclassification traps.

You didn't change your product. Your supplier didn't change. But your customs broker called with a number you weren't expecting — and suddenly your $4.50 profit per unit is gone. This is the HTS reclassification problem, and it hits more merchants than you'd think. Real examples, real numbers, and what to do about it.

US retail returns hit $890 billion in 2024. For online merchants, the return rate averages 16.9% — nearly double physical stores. A well-designed warranty policy doesn't just handle defective products; it actively converts return requests into claims, reduces chargebacks, and builds buyer confidence. Here's the data and the playbook.

Merchants are posting about their worst March since 2020. If your inventory is stacking up, the next two weeks are your window to clear it — before Q2 inventory arrives and your cash stays trapped.

A coordinated attack is hitting Shopify merchants right now — email bombing to bury security alerts, then draining $25K+ through Shopify Credit. Even 2FA users are getting hit. Here's exactly how it works and 7 steps to protect your store today.

4,605 ADA lawsuits in 2024. Over 800 businesses using overlays were sued. The European Accessibility Act kicks in June 2025. Here's the definitive guide to what actually makes your store accessible — and what doesn't.

As merchants flee sky-high China tariffs, Vietnam has become the supply chain alternative of choice. But what does importing from Vietnam actually cost? Here's the complete picture: current rates, how Vietnam compares to China, the transshipment risk, and how to calculate your true landed cost.

The $800 duty-free threshold for small packages is gone. Executive Order 14324 suspended de minimis treatment for all countries. If you dropship or order from AliExpress, your costs just went up. Here's exactly what changed and how to adapt.

Steel at 50%. Aluminum at 50%. Autos at 25%. Copper at 50%. Section 232 tariffs are the heaviest product-specific duties in the US — and they stack on top of everything else. Here's what importers and manufacturers need to know.

The tariff landscape changed dramatically in 2026. The Supreme Court struck down IEEPA tariffs, Section 122 imposed a 10% baseline on nearly all imports, and China-specific Section 301 tariffs remain at 7.5-25%. Here's exactly what you're paying, how to calculate it, and what's coming next.

Your product costs $10 from the factory. But by the time it reaches your warehouse — after shipping, insurance, customs duties, and handling — the real cost might be $14.50. That $4.50 gap is where margins die. Here's how to calculate your true landed cost.

If you're shipping between the US, Canada, and Mexico, CUSMA (formerly USMCA/NAFTA) could save you thousands in duties. But qualifying isn't automatic — your products must meet specific rules of origin. Here's how to check.