either activate the spam filter in your mail account (google, or yahoo, or what have you), or download a spamfilter plugin for outlook express (or whatever you use). Google "spam filter".
Block it through mail.
If by block email, you mean have spam filters, then yes. Most of the major email providers - like Yahoo, MSN and Gmail - have spam filters with preset filtering systems.
Go to your mail controls and change your setting to block that sender.
It is waste of time and money to spent for block spam mails. That will not controlled by anything. You may just report it on some spam filters and spam alert sites. I got more than 40 spam emails per day when i have yahoo mail id. You just delete the spam emails Don't open it. If you need to identify the spam emails without open it then visit some spam block lists. Also you can alert people by sending your spam mails to spamus@spamspamgoaway.com. and more on internet. That will protect others from yours affected one.
Most email services offer spam protection like that are fair to middling. There are additional filters a user can operate in order to get the most of their spam mail protection.
There are many terms of use for Yahoo mail. A few of the most important ones are that you may not use Yahoo mail to harm minors, generate spam, or transmit information or media that is harmful. Also you must agree to the TOS before using Yahoo mail.
Contact yahoo to make sure its legit if it is not block the addressee
Unfortunately , it can't be done. Yahoo does not recognize JUNO. JUNO has no ability to stop serious spam attacks. Get out of JUNO EMAIL.
To block spam from the exchange server, one would need the following software: Policy Patrol, GFI Mail Security, GFI Mail Essentials for Exchange/SMTP.
It depends on what kind of email you have and if you use a program (Webmail, Outlook, Hotmail, etc.)
It basically means other mail on your email inbox from other advertisers, scammers and phishers, mass sent to hundreds or millions of people.However, sometimes legitimate mail is sent to the spam box.junk mail