PRW.NET FAQ's :
SPAM Control
EmailWebMailWebAgendaVirus Control
What is SPAM ? Why should it be controlled ?How will the mail server identify SPAM messages ?How can my email program block SPAM ?How can WebMail block SPAM ?How can I test my message rules ?Why are messages classified as SPAM still reaching my Inbox ?I don't want to block SPAM. How can I disable SPAM control ?Will SPAM detection slow delivery of my email messages ?Why did a valid message (e.g. from a friend) get marked as SPAM ?Where can I complain about continuous SPAM messages ?