Ecommerce & Amazon Seller Blogs

  Most cross-border shipping surprises aren't really surprises. They're the result of not running the numbers before goods leave the origin country. Import duties, customs fees, and taxes are a predictable part of international trade — predictable, that is, if you take the time to calculate them in advance. Sellers and importers who skip this step tend to find out what they owe at the worst possible moment — when goods are already sitting at the border waiting to clear. An import duty calculator takes most of that uncertainty off the table. It won't replace a customs broker for complex shipments, but it gives you a working number before you commit to a supplier price, a shipping arrangement, or a retail price that can't absorb unexpected costs. Why Import Duties Catch So Many Sellers Off Guard The gap between a product's supplier price and what it actually costs to land that product in your warehouse is wider than most first-time importers expect. Customs duties, VA...

  Most warehouse and shipping mistakes don't start on the dock. They start on a spreadsheet — or more often, in someone's head when they're estimating how many boxes fit on a pallet without actually working through the numbers. For eCommerce sellers, 3PL clients, and anyone sending freight regularly, pallet calculations affect freight costs, storage fees, carrier compliance, and how efficiently your inventory moves through the supply chain. Getting them wrong consistently is an expensive habit. What a Pallet Calculator Actually Does A pallet calculator helps you figure out how many cartons or units fit on a standard pallet based on box dimensions, weight, and stacking configuration. It removes the guesswork from a calculation that has real cost implications on both ends of the shipping process. The basic inputs are straightforward — carton length, width, height, weight, and the pallet size you're working with. From there, the calculator works out how many layers fit, ho...

 Here's the refined version with a fresh title and tightened narrative flow: Shipping Prime Orders From Your Own Warehouse: What Amazon Seller Flex Actually Involves There is a version of Prime fulfillment that does not require sending inventory to an Amazon fulfillment center. Amazon Seller Flex makes that possible — but it is invite-only, operationally specific, and not as widely discussed as FBA or FBM. For sellers with their own warehouse space and solid account metrics, understanding how the program is structured is worth the time. The Basic Model Amazon Seller Flex works like this: you store and pack the inventory, Amazon sends a Flex driver to your warehouse for pickup, and Amazon handles last-mile delivery to the customer. The Prime badge stays on the listing. The delivery experience for the buyer looks the same as FBA. What changes is where inventory lives and who controls it. Your warehouse, your shelving, your packing process — Amazon takes over at the point of...

  Most brands figure out the hard way that Canada is not just a northern extension of the US market. The carriers are different. The tax rules are different. Customs adds a layer that no one fully accounts for until a shipment sits at the border for three days and a customer emails asking where their order is. Working with a Canada 3PL is the most straightforward solution — but choosing the right one takes more thought than most people give it. The Cross-Border Problem Nobody Talks About Up Front Shipping from a US warehouse into Canada works fine at low volume. Then it stops working. Brokerage fees pile up per shipment. Customs clearance becomes unpredictable. Delivery windows stretch to two weeks on a good week. And the moment a Canadian customer sees "7–14 business days" at checkout, you are losing that sale to someone with local inventory. Storing product on Canadian soil removes most of those friction points before they become customer service problems. Provincial Cover...

  Shipping costs in the US don't just depend on the weight of a package. They depend on how far it travels through carrier networks. That distance isn't measured in miles — it's measured in zones. And for brands shipping high volumes, those zones add up fast. Zone skipping is a freight strategy that reduces the number of zones a parcel travels through. Instead of injecting packages into the carrier network at origin and paying for full cross-country zone-based rates, brands consolidate freight and transport it closer to the end customer before final-mile handoff. The result is lower per-unit shipping costs on parcel deliveries. How the Carrier Zone System Works Carriers like UPS, FedEx, and USPS price parcel delivery based on zone-to-zone movement. The US is divided into eight zones. A package moving from Zone 1 to Zone 8 costs considerably more than one moving from Zone 3 to Zone 5. Most brands ship from a single warehouse or fulfillment center. If that facility is o...

  There's a step in the eCommerce fulfilment process that almost no one talks about, but every seller deals with daily. Generating a shipping label. It sounds minor. It is minor — individually. But across dozens or hundreds of shipments a week, the accumulated friction of logging into carrier portals, navigating platform-specific interfaces, waiting for authentication, and managing subscriptions for tools that charge per label or per month adds up to a real and recurring operational cost. Not a financial cost, necessarily. A time cost. And in fulfilment operations, time cost is the one that quietly compounds. The Problem With Platform-Native Label Tools Most selling platforms offer some version of built-in label generation. Amazon has it. Shopify has it. eBay has it. For sellers who operate exclusively within one channel, these tools are perfectly adequate. But the reality for most growing eCommerce businesses is messier. You're running inventory across Amazon, a DTC Shopify st...

  Same continent, close trading relationship, similar consumer market. And yet, supplements are one of the most regulated product categories you can ship across the US-Canada border. Selling supplements into Canada feels like a natural next step for US brands. The market is close, the consumer habits are similar, and the logistics seem manageable compared to other international markets. What catches most sellers off guard is the regulatory side. Canada doesn't treat supplements the way the US does — and the differences have real consequences for brands that assume what works south of the border will clear customs north of it without any adjustments. Why Canada's Supplement Rules Are in a Category of Their Own Canada classifies a wide range of products that are sold as general consumer goods in the US as Natural Health Products — NHPs for short. That classification sits under a specific regulatory framework administered by Health Canada, and it comes with requirements that go we...

  Temu has grown faster than most people in eCommerce expected. In just a couple of years, it went from an unfamiliar name to one of the most downloaded shopping apps in the UK — and that kind of reach is hard for sellers to ignore. But popularity doesn't automatically make it the right channel for every business. If you're a UK-based seller thinking about Temu, the setup process and business model are different from what you might be used to on Amazon or eBay. Understanding how it actually works before you commit time and inventory is worth doing upfront. How the Temu Seller Model Actually Works Temu operates on a managed marketplace model — which is meaningfully different from platforms where sellers control their own listings and pricing independently. When you sell on Temu, the platform takes an active role in how your products are presented, priced, and promoted. In many cases, Temu sets the customer-facing price, which means your margin is determined by the wholesale rate...

  Most Amazon sellers know their revenue number well. The figure that gets less attention is what actually lands after fees. That gap is not always obvious at first. A product moves units, revenue comes in, and the business looks healthy. Then someone runs the actual per-unit math and the margin is several points lower than expected. In most cases, the cause is not a sourcing problem or a pricing mistake. It is an outdated fee model. Amazon's Fee Structure Is Not Static This surprises newer sellers more than experienced ones, but it catches both off guard. Amazon updates its fee schedule periodically. Sometimes the changes are small. Sometimes they shift the economics of an entire product category. In January 2026, Amazon updated its US fulfillment fee schedule. Average per-unit fees increased by $0.08. Three new price tiers were introduced for products under $10, between $10 and $50, and above $50. A new Small Bulky size tier was added to the standard size classification sy...