Make sure you have SpamAssassin
Milter running successfully with at least the following
startup switches: -i 127.0.0.1/32 -b quarantine -x -u fallback_user
Download the gzip archive from the Sourceforge
Page, and place the files in /usr/local/sbin
Open each of the 4 files in a text editor, and modify the variables
at the top as needed.
Create your quarantine and quarantine-delivery aliases like so: