The best you can do is filter out most of it, and even that has some unfortunate consequences.
Spam blocking programmes are usually included in your e-mail settings where spam is filtered into a separate box. Separate programs can also be found at software retailers. However, no program can completely block spam.
Spam
You really shouldn't need to purchase a separate spam blocker. All legitimate, popular e-mail clients now have their own spam blockers built in. If you are getting spam to your inbox, be sure to mark each piece "as spam" and the spam blocker will eventually filter out all similar pieces of mail.
There are many different email management programs available that filter the bulk of spam email to a separate folder. Some of these programs are 'g mail' 'yahoo' 'outlook' and 'hot mail'
If you're receiving spam and it's entering your inbox then make that particular e-mail as spam and normally all e-mail systems send every e-mail from that particaular address to the spam box and after that you can simply delete it.
Junk mail or spam.
Spam is an ad to sell you something that you did not ask about. A scam is trying to steal from you.
most of mail reader software or internet email service has spam filter you can configure
The current popular software for blocking spam are: Spam Fighter Pro, Cloudmark DesktopOne Pro, Mail Master Pro, Choice Mail One, IHateSpam, CleanMail Home,Spam Bully,Spam Eater Pro and Spam Buster.
You can limit spam by unsubscribing. It can be done by manually unsubscribing the type of mail that is not required. It will not then publish that mail again.
A spam Mail is when A company Sends You Email To try to promote Their Produc Or To Flame,Best Avoided.
It depends on what kind of email you have and if you use a program (Webmail, Outlook, Hotmail, etc.)