Hi, This is a common problem (I remember hitting it myself, once upon a time!) The Debian Exim FAQ recommends changing fetchmail's behaviour, rather than Exim's:
https://wiki.debian.org/PkgExim4UserFAQ#Exim_stops_delivery_after_ten_messages_are_received -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: https://lists.debian.org/[email protected]

