<p style="mso-outline-level: 1;"><strong><span style="font-family: &quot;Tahoma&quot;,&quot;sans-serif&quot;; color: red;">Error:</span></strong></p>
<p style="mso-outline-level: 1;">UNAUTHORISED USER</p>
<p style="mso-outline-level: 1;"><strong><span style="font-family: &quot;Tahoma&quot;,&quot;sans-serif&quot;;">Description: </span></strong></p>
<p>You may receive this error response when you try to send an email.</p>
