Spam is the bane of Internet life these days and it represents a problem showing no signs of slowing...in fact, it's only getting worse. In late 2002 a San Francisco research company, Ferris Research, estimated the total cost of spam to U.S. corporations reached 8.9 billion dollars ($8,900,000,000) in lost productivity! In our latest article, we take a look Spam and the different techniques designed to reduce this menace.