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In order to troubleshoot certain email delivery questions, it is important for IT administrators to view the full headers of a message.
Instructions to obtain the full headers in Gmail can be found here: https://support.google.com/mail/answer/29436?hl=en
Step 1
Open the email message in Gmail. Click the three vertical dots at the top right corner of the message.
Step 2
Select "Show original" from the drop-down menu.
Step 3
Click the button "Copy to clipboard."
Step 4
Open a new message (or click Reply to your service request with IT) and paste the contents of the clipboard from step 3 in the body of the message to send.