Overview
If you are receiving emails from a sender and you no longer wish to keep receiving them, you can block the sender. For marketing emails, you can look for an unsubscribe or opt-out link.
Block An Email - Desktop app and Outlook on the web (outlook.com)
Option 1: From the reading pane
In the reading pane, right-click the message you want to block the sender of. Hover over Block and click Block Sender.

Option 2: From the message reply actions
Open the message you want to block the sender of. Click the actions menu (three dots), then hover over Block and click Block [sender name].

You can also submit a ticket or contact phishreport@ufv.ca for nuisance or malicious emails.