the safe list only option in my junk filter is not filtering out unsolicited emails

the safe list only option in my junk filter is not filtering out unsolicited emails

 

Original Title: wlm junk filter

I keep getting unsolicited emails from a Hotmail account that I know nothing about. There is no means to unsubscribe or stop. Clearly this is an abuse by a Hotmail user. Can you do anything about this? I can forward details if required