Many eBay sellers focus on finding the cheapest inventory possible. In reality, better inventory often creates higher profit margins, faster sales, fewer returns, and a business that's much easier to scale.

Carson shares the inventory mistake that cost him thousands and explains how poor buying decisions tie up cash, slow growth, and limit future opportunities.

Most eBay sellers don't stay stuck because they aren't working hard—they stay stuck because they never build systems. Carson shares the biggest mistakes that kept him from scaling and the shift that changed everything.