<div dir="ltr"><div>Hello all,</div><div>I want to add a line at the top of each incoming mail from external domains as follows</div><div>
"This email originated outside the organization. Do not click any links or attachments unless you know the sender" <br></div><div>How is that possible. <br></div><div><br>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Regards<br></div><div class="gmail_signature" data-smartmail="gmail_signature">DP<br></div></div></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br>
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        <td style="width:55px;padding-top:13px"><a href="https://www.avast.com/en-in/recommend?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=default3&tag=3363cbde-2419-42cb-927f-b2033c7c28b9" target="_blank"><img src="https://ipmcdn.avast.com/images/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif" alt="" width="46" height="29" style="width: 46px; height: 29px;"></a></td>
                <td style="width:470px;padding-top:12px;color:#41424e;font-size:13px;font-family:Arial,Helvetica,sans-serif;line-height:18px">I’m protected online with Avast Free Antivirus. <a href="https://www.avast.com/en-in/recommend?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=default3&tag=3363cbde-2419-42cb-927f-b2033c7c28b9" target="_blank" style="color:#4453ea">Get it here — it’s free forever.</a>
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