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About the Buyer-Seller Messaging Service

The Amazon Buyer-Seller Messaging Service makes communicating with third-party sellers easy and secure.

To access the Amazon Buyer-Seller Messaging Service, go to Buyer-Seller Messages . You can opt out of unsolicited messages from third-party sellers by updating your Promotional E-mail settings in E-mail Preferences & Notifications .

Using the Buyer-Seller Messaging Service, you can:

  • View past communication with third-party sellers on
  • Respond to third-party sellers quickly and easily using the Reply option.
  • Send files to third-party sellers. File types supported are plain text (.txt), PDF, images (.jpg, .gif and .png), and Word documents in .doc and .docx format. The entire message should not exceed 10 MB (including attachments).


  • reserves the right to delete or remove any e-mail addresses or links to untrusted websites from the message. reserves the right to determine which websites it considers untrusted.
  • reserves the right to delete or remove any attachment containing inappropriate content. reserves the right to decide what it considers inappropriate content.

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