CoreTrex

News & Insights

Marketplace intelligence, applied

What's changing on Amazon, Walmart, and all other eCommerce marketplaces.

Getting Ready for Holiday Shopping: What Amazon Vendors and Sellers Need to Do Now — featured image

Getting Ready for Holiday Shopping: What Amazon Vendors and Sellers Need to Do Now

The holiday season is fast approaching, bringing some of the busiest and most competitive weeks of the year for e-commerce. Amazon has already begun rolling out policies, tools, and deadlines that…

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Congrats, Washington! You Just Taxed Thin Air — featured image

Congrats, Washington! You Just Taxed Thin Air

Washington State has decided that online advertising is officially a retail product . Yup, you heard that right: starting October 1, 2025 , thanks to Senate Bill 5814 , if your billing address is in…

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Amazon Just Broke Your Variation Pages — What You Need to Know — featured image

Amazon Just Broke Your Variation Pages — What You Need to Know

Amazon dropped a bombshell on sellers last week: they’re mass deleting thousands of variation themes with just 12 days’ notice. For many brands, this isn’t just an inconvenience. It’s a full blown…

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Saying Goodbye to Prime Invitee: What the New Amazon Family Means for Sharing Prime — featured imageNews

Saying Goodbye to Prime Invitee: What the New Amazon Family Means for Sharing Prime

Amazon is making a big change to how Prime members share certain benefits. As of October 1, 2025 , the company is ending its long‐running Prime Invitee program. That program allowed Prime members to…

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Amazon Business Surpasses 8 Million Customers: What Sellers Need to Do Now — featured image

Amazon Business Surpasses 8 Million Customers: What Sellers Need to Do Now

Amazon Business just crossed a huge milestone: 8 million customers worldwide and over $35 billion a year in sales . That’s not a side hustle anymore, that’s a full-blown powerhouse. And if you’re a…

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Peak Season Without the Peak Prices - Walmart Waives Peak Storage Fees — featured image

Peak Season Without the Peak Prices - Walmart Waives Peak Storage Fees

Santa isn’t the only one delivering gifts early this year. Walmart just dropped some holiday cheer that has sellers doing a double take: they’re waiving peak season storage fees. Yes, you read that…

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Amazon Unleashes Same-Day Grocery: What It Means for Sellers — featured image

Amazon Unleashes Same-Day Grocery: What It Means for Sellers

Amazon just made a huge move in grocery. They’re now offering same day delivery for fresh items like produce, dairy, meat, seafood, baked goods, and frozen foods in over 1,000 cities and towns across…

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Walmart.com Cracks Down on Unauthorized Beauty Sellers — featured image

Walmart.com Cracks Down on Unauthorized Beauty Sellers

Walmart has begun removing third-party listings in the Beauty and Personal Care categories from its marketplace. Thousands of products were delisted without warning, even those held in Walmart…

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How Walmart’s AI Crackdown on Counterfeit Sellers Can Inspire Better Compliance for Your Amazon Business — featured image

How Walmart’s AI Crackdown on Counterfeit Sellers Can Inspire Better Compliance for Your Amazon Business

As marketplace competition heats up, trust has never been more crucial, for shoppers and brands alike. Recent actions by Walmart underscore a rapidly evolving battleground against counterfeit…

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Don’t Put All Your Carts in One Basket: How Omni-Channel Selling Slashes Your CAC — featured image

Don’t Put All Your Carts in One Basket: How Omni-Channel Selling Slashes Your CAC

In today’s world of rising ad costs, platform volatility, and hyper-competitive marketplaces, relying solely on Amazon is like benching your star player right before the championship. It might have…

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Amazon's New Vine Feature Is a Game-Changer for Vertically Integrated Brands — featured image

Amazon's New Vine Feature Is a Game-Changer for Vertically Integrated Brands

Amazon just dropped a quiet but monumental update to the Vine Reviewer Program: brands can now enroll products into Vine and start collecting reviews before inventory even hits fulfillment centers…

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Amazon Prepares to End FBA Prep Services: What Sellers Must Know — featured image

Amazon Prepares to End FBA Prep Services: What Sellers Must Know

In a major shift for sellers who rely on Fulfillment by Amazon (FBA), Amazon will discontinue its prep and labeling services effective January 1, 2026 , affecting inventory sent through any…

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