To put it simple, i have a default email me@abiusx.com, i want every other email like x@abiusx.com to be forwarded to that default email, but in a way that i know its been sent to x@abiusx.com (put in a folder, has some headers, etc.)
Using dovecot as IMAP server, exim as SMTP on a CentOS 5.5 CPanel VPS and client is Mail.app