The following actions will delete any pending messages:
- Toggling off your campaign → Even if you toggle it back on right away, this action will delete any pending emails
- Changing delay days for an existing active template → The system will have to restart your campaign to ensure it matches the new settings
- Adding or Removing any node type → Same as with the previous change, the system has to restart your campaign to apply the new settings
- Disabling your Amazon account or revoking Permissions for Jungle Scout from Seller Central
- Canceling your subscription with immediate effect
💡 Keep in mind that modifying an email template/editing its wording won't trigger a changed action or delete any pending emails.