Spam is "...flooding the Internet with many copies of the same message, in an attempt to force the message on people who would not otherwise choose to receive it." http://spam.abuse.net/spam/whatisspam.html. Spam has become an unwanted part of everyday e-mail. With this unwanted Spam there are several characteristics to look at, such as, the different types of Spam, ramifications of Spam, way people react to Spam, and issues surrounding Spam.
The word Spam came from the well-known food product of Spam made by Hormel. Spam was used for almost any occasion dealing with food preparation. After the much widely known name of Spam, it became associated with things that were pushed on people in abundant proportions with no end in sight. http://www.uselessknowledge.com/ll/hormel.shtml
GVU (Graphics, Visualization, and Usability) WWW User Survey provides a break down of each reaction to Spam from gender, country, to age categories. http://www.gvu.gatech.edu/user_surveys/survey-1997-04/graphs/privacy/Attitudes_Towards_Spamming.html
The Federal Government has enacted the UCEMA of 2001 to try and provide some guidelines for regulating how and when Spam can and should be used.
Bill H.R. 718, 107th Congress (Feb. 14, 2001)
http://www.eff.org/Spam_cybersquatting_abuse/Spam/20010214_hr718_bill.html
In the world of Email and newsgroups, Spam can be an annoyance and at times a certifiable threat to the normal functioning of an email server or an end user’s personal computer. There is a plethora of information concerning Spam ranging from policies for each ISP, each marketing company, and even the Government (local and federal). It is up to you the end user, and maybe at some point the actually sender to determine how you will proceed and deal with Spam.
Government Bulletin about Spamming Countermeasures
http://ciac.llnl.gov/ciac/bulletins/i-005c.shtml
SPAM FAQ
http://www.cs.ruu.nl/wais/html/na-dir/net-abuse-faq/spam-faq.html
Legal and Legislative Information
http://www.cauce.org
Filtering mail to your personal account
http://spam.abuse.net/spam/tools/mailblock.html#filters
Blocking Spam e-mail for an entire site
http://spam.abuse.net/spam/tools/mailblock.html
Blocking IP connectivity from Spam sites
http://spam.abuse.net/spam/tools/ipblock.html
Sendmail Information
http://www.sendmail.org/antispam.html
Hosting.com and opinions on Spamming
http://www.adgrafix.com/spam.html
SPAMMING AND URBAN LEGENDS
http://www.webreference.com/roadmap/map09.html
Spamming - Commercial Speech and Trespass
http://cyber.lp.findlaw.com/expression/spam.html