with tools - message rules i do not dowmload all senders that are NOT
in my address book
i then use webmail to manually delete at server of another rule to
automatically delete at server
very effective
See:
http://www.blackviper.com/Articles/OS/Email/filter1.htm
By using the suggestions given by BlackViper and developing some sound
email rules (filters), you can eliminate virtually all spam. No other
software is necessary.