Post is 3 weeks old, but this response from the moderator seems a little concerning: [KJ_Amazon mod] Mod goes on to say that even if the weight and dimensions entered by seller match that audited by carrier, there may still be surcharges. It seems to me that if you have entered the weight and dim…

If you link your USPS account to Amazon, I believe that you still get the Buy Shipping protections since you are still buying through the Buy Shipping interface. I used to have my UPS account linked to Amazon, but Amazon’s prices ended up being better, so I disconnected it. My assumption was that I …

[image] wadeorcas: Will my A-Z INR loses exceed these adjustments? Like @Lost_My_Marbles stated, you can connect your USPS account to Amazon’s buy shipping, and doing so would still give you INR protection. Per the help page for linking your USPS account: [Screenshot 2026-09-07 at 3.10.24 …

[image] bookwormapril: Am I the only one who has believed from the get-go that these adjustments have nothing whatever to do with the carrier? … No, you’re decidedly not the fabled Lone Ranger on that score. There’s simply been too much evidence that Amazon’s slip-shod provisioning of this…

[image] MissMeliss: The other issue we were seeing was that the rates were slightly higher for some reason, but that was before the July 12 rates changes so maybe it changed. Our USPS rates are $0.05 lower on USPS GA less than 1lb than what Amazon is charging.

[image] Dogtamer: … There’s simply been too much evidence that Amazon’s slip-shod provisioning of this or that its support infrastructure’s underpinnings, at this point, for me to gainsay that there has long-seemed to exist NO possibility of making any convincingly-compelling argument to the co…

[image] Amasucker: Amazon continues to defend this practice, but cannot explain why if I buy postage directly from a shipper, this never happens, nor how other platforms (or other Amazon shipping methods) can integrate with shippers and come up with accurate numbers when Amazon cannot. It’s not …

We are seeing the first of these Jan1 to Mar 31 adjustments … Here is a snap shot of our tracking from Feb USPS purchases through Amazon Buy Shipping … [AdobeExpressPhotos_5271b7ab2fcc455384f0ed87ec014b7a_CopyEdited] The price in the first column is what we paid. The date of the label purchase …

[image] Lost_My_Marbles: What KJ_Amazon hasn’t said is that this whole issue of adjustments was Amazon’s fault of not implementing the USPS Jan 19, 2026 price change until Feb 19, 2026. KJ_Amazon is saying that USPS is correct in the additional charges but doesn’t have Amazon take accountability…

[image] papy: glitch that they didn’t even find for a month? Not a glitch. This was a failure to execute. Amazon was getting ready to allow sellers to link their own USPS accounts to Amazon about the same time. Probably just held back to accommodate their engineers and/or bots. That’s not a g…

[image] Lost_My_Marbles: That’s not a glitch but a business decission. Screwing over sellers = working as designed.

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NSFE: A Ton of Shipping Adjustments???

Selling on Amazon FBM

papy October 1, 2026, 4:53pm 32