Outlook (Windows)

1. Select the message you wish to forward as an attachment from your inbox or mailbox folder.

2. Select the Home tab

3. In the Respond pane choose More > Forward as Attachment
   

Outlook on the Web

1. Log in to Outlook on the Web at: https://office.com

2. Select  and new mail.

3. Select the open separate window icon, , located at the top right corner of the message window. This will open this message as its own window within your browser.

4. Next, organize your browser windows so that you can view both your mail folder listing and this message window.

5. Drag the email, from your mail folder list, that you want to include in the message you are composing. It will be included as an attachment.

6. Enter any other relative information and click the Send button.

Mail (Mac)

1. Select the message you wish to forward as an attachment.

2. Go to the Message menu.

3. Select Forward as Attachment.

Outlook 2011/2016 (Mac)

1. Select the message you wish to forward as an attachment from your inbox or mailbox folder.

2. Go to the Message menu (or right-click on the message).

3. Select Forward Special > As Attachment