The notification shows this email in version 9.3.1
BEGIN:VCALENDAR
PRODID:-//Microsoft Corporation//Outlook 14.0 MIMEDIR//EN
VERSION:2.0
METHOD:PUBLISH
BEGIN:VEVENT
DESCRIPTION:description
DTEND:20110222T170000
DTSTART:20110221T080000
LOCATION:location
PRIORITY:5
SUMMARY;LANGUAGE=en-us:summary
X-ALT-DESC;FMTTYPE=text/html:<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//E
N">n
BEGIN:VALARM
TRIGGER:-PT15M
ACTION:DISPLAY
DESCRIPTION:Reminder
END:VALARM
END:VEVENT
END:VCALENDAR
Hi,
This should be read as a meeting invite.
Which email client are you using ?