For example, I have following structure:
new folder - /var/vmail0/vmail1/domain.com/x/y/z/mail@domain.com/mail-new_date
old folder - /backup/vmail1/vmail1~/domain.com/x/y/z/mail@domain.com/mail-old_date
Do I leave mail-old_date folder in new mail@domain.com folder, or I put some contents of mail-old_date into mail-new_date ?