If you have not given permission to receive unwanted mail from a sender, you can also report them to the Canadian Radio-television and Telecommunications Commission. Learn about the legislation as well as how to protect yourself from spam and how to report it when necessary. You are protected against spam under Canada’s anti-spam legislation (CASL). If you receive mail from a sender you recognize and you cannot unsubscribe, you can BLOCK them and move the mail to your JUNK folder