The spam filter worked well, correctly identifying and moving spam to the Deleted Items folder without further ado. It can also make use of Real-time Block Lists to improve its accuracy. It's a shame it doesn't 'whitelist' automatically.
F-Secure Internet Security 2009 is accurate but suffers from usability drawbacks such as a requirement for a relatively high degree of user intervention. This makes it more awkward to use than some smarter rivals. F-Secure Internet Security 2009 delivers the goods to those prepared to wait.