Over time an email account may accumulate aliases which all flow into a single inbox in Outlook. This article explains how to identify the recipient a sender has used when sending the email. Check this article on managing these emails using rules: [https://collset.happyfox.com/kb/article/53-how-to-identify-an-email...
In addition to the article explaining [how to see if an article was sent to an alias][1], another way to do this and manage them is to use rules. This can also be used to manage multiple email addresses from a single mailbox. 1. In Outlook, go to File > Rules and Alerts and Create a new rule: ![][2] 2. ...