Junk mail, or commonly known as spam, remains a problem. Green card is spam, which first appeared in 1994 atahun pad, which is sent by a lawyer's office in the United States to thousands of e-mail. The contents of support services to become a USA citizen legally.
Center &Siegel, a lawyer's office was apparently a cheap way to advertise and get the attention of many people. However, eventually attracting more protest action because the perceived disturbing, telebih again because the information is not desired by the owner of the e-mail.
That's spam originated, and it seems to this day shows no signs of receding.
Spam is a message in the form of bulk e-mail you do not want or do not you subscribed to, can be a message that does not mean or ads that are less useful than those who do not you know.