Amazon Marketplace Web Service (MWS)

Marketplace Web Service (Amazon MWS) Questions This forum is for discussions about Amazon Marketplace Web Service. This Web service provides an integrated set of APIs to manage inventory and orders for the Selling on Amazon platform. Amazon MWS Knowledge Base This forum is designed to be a place for Amazon MWS forum administrators to provide how-to solutions for commonly-asked questions.
Update to the feed templates for shoes listings in the US [Amazon Marketplace Web Service (MWS)] (6)
Update to the listing requirements for consumable product types in the US [Amazon Marketplace Web Service (MWS)] (4)
Change to the WIRELESS_ACCESSORY PT template [Amazon Marketplace Web Service (MWS)] (4)
Is there a reliable way to check if a product has the buy box for FBA and FBM? [Marketplace Web Service (Amazon MWS) Questions] (1)
Either Action or Operation query parameter must be present [Marketplace Web Service (Amazon MWS) Questions] (6)
Createinboundshipmentplan with limited restock [Amazon Marketplace Web Service (MWS)] (3)
Issue on submitting Feeds and getting reports [Amazon Marketplace Web Service (MWS)] (3)
Custom Unified Transaction Report via API [Amazon Marketplace Web Service (MWS)] (1)
MWS API credential application [Amazon Marketplace Web Service (MWS)] (4)
Missing info on ListOrdersResult MWS function List Orderst [Marketplace Web Service (Amazon MWS) Questions] (8)
Do I need an organization to applying AMWS developer? [Amazon Marketplace Web Service (MWS)] (2)
Website based authorization process does not do the redirection [Marketplace Web Service (Amazon MWS) Questions] (3)
Basic Access for Data Pull [Amazon Marketplace Web Service (MWS)] (8)
Advertising API, how to retrieve reports? [Amazon Marketplace Web Service (MWS)] (1)
"FAQ 4. I am a developer with multiple developer IDs." How can this happen? [Marketplace Web Service (Amazon MWS) Questions] (5)
SP-API C# code examples (preferably for vendors but doesn't matter) [Amazon Marketplace Web Service (MWS)] (1)
Configuring the C# SDK for the Selling Partner API [Marketplace Web Service (Amazon MWS) Questions] (2)
Unable to receive refresh token for LWA [Marketplace Web Service (Amazon MWS) Questions] (4)
Amazon MWS ScratchPad Keys [Amazon Marketplace Web Service (MWS)] (4)
Order api is returning incomplete shipping addresses [Amazon Marketplace Web Service (MWS)] (3)
Correct Canonical String and String To Sign as well as signature but invalid signature error [Amazon Marketplace Web Service (MWS)] (1)
MWS Security Compliance nightmare [Marketplace Web Service (Amazon MWS) Questions] (8)
4400 error from a Product Feed - WHY? Especially when almost all of the SKUs are FBA? [Marketplace Web Service (Amazon MWS) Questions] (7)
GetMatchingProductForId Throttling [Amazon Marketplace Web Service (MWS)] (10)
UPDATE: Hermes UK is launching as a carrier in the UK [Marketplace Web Service (Amazon MWS) Questions] (3)

UPDATE: The launch date is changing from Nov 11, 2020 to Nov 16, 2020. What is changing? On November 11, 2020 November 16, 2020, Hermes UK will be available as a carrier option in the Buy Shipping program. Sellers using…

Adding Books - BISAC code/Product Category? [Amazon Marketplace Web Service (MWS)] (1)
Deleted [Amazon Marketplace Web Service (MWS)] (1)
FBM inventory issue [Amazon Marketplace Web Service (MWS)] (1)
Activating SP-API for a MWS app [Marketplace Web Service (Amazon MWS) Questions] (2)
Non amazon-partnered carriers upload weight and dimensions [Marketplace Web Service (Amazon MWS) Questions] (3)