Spam information

Clarifications

How to avoid spam?
How spam works?
Methods used?

How well the barracuda firewall works?
How to compare one protection against another?

or
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(nose twitches)
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How to get past a barracuda spam firewall?

Im just looking for ways to block and how bayesian intent works. What are good blacklists to use and whats most effective

"Hi, I'm currently subscribed to Webroot Email SaaS (Software-as-a-Service), it's a cloud based service that sits between your ISP and your email server. Theres nothing for you to install and it's backed by strong SLAs.

Here's more info for you to look at:
http://www.webroot.com/shared/pdf/Webroot_Antispam_Email.pdf"