Why do you want to know this?
I am sure many of you are tired of getting unsolicited Emails that come from unknown sources. Maybe you keep deleting them, not realizing you can get rid of them once and for all.
How do you unsubscribe from unwanted emails?
Go to bottom of Email you want to unsubscribe from and you will see something like what you see below. You will usually have to scroll all the way down because companies do not want to lose you easily.