trainig of spamassassin 2.64

[zeki79]

hello peoples
i have any questions for spamassassin in plesk 7.5.2

- its possible to train spamassassin for all users and not only for a mailbox ? serverwide trainig system....

- what i have to do, when i want to make own .cf files? (the detection of spamassassin isnt good at the moment... 40 of 250 mails arent detected from SA.

thanks!