to have the choice to put sender adress in list to block it when it send a mail
with actual option it's impossible to put a sender adress in special list to ask to Outlook to block this sender and eject all his mails even those sended further sessions
Philippa Doran commented
get somebody who can spell to check. Bad spelling affects your credibility.
Charles Diekmann commented
Return to sender option. Being able to return mail from a specific sender without opening said mail.