The filtering rules are controlled by regular updates from Microsoft, and unfortunately they cannot be changed or disabled by IT Services. Outlook uses a built-in, fixed set of filtering rules to scan emails in order to identify likely spam. Recipients may even notice the newly-delivered message appear in their Inbox, only for it to vanish a moment later. As a result, people are often led to believe they haven't even received the message, until they discover it later in the Junk E-Mail folder.
This can even happen to email from colleagues within the university. Usually some feature of the message will have caused it to be treated as junk. Sometimes, seemingly for no apparent reason, Outlook or Outlook Web App (OWA) will put genuine email into your Junk E-Mail folder. 2455How can I stop Outlook or OWA putting incoming email into the Junk E-Mail folder?
