Gmail How To Write Note For A Received Email . You might see old emails at the top of your inbox with a suggestion to reply or follow up. Create a new gmail message. Complete Guide to Mail Merge Personalization in Gmail [UPDATED 2020] from www.gmass.co In the new message window, enter the recipient email ids in the to field and add your subject line in. Boomerang will return the email from archive to inbox at specified time and attach a note to the conversation thread. Log in to gmail from your desktop and click on the compose button on your left.