Thanks for your reply. Suppose I have an external program that does this. Suppose I have a postoffice with name 'myspamham' and one mailbox with name 'spamham' that has two folders: 'ham' and 'spam'. If this external program copies .MAI files to the two folders, how can these emails be read through ...

Hello,

I want to run a script when the user move an email to the Junk folder.
In postfix this is possible with Sieve scripts.
Is this possible in ME?