--- 1.15/check_message.conf	2017-11-25 17:26:40.000000000 -0600
+++ 1.16/check_message.conf	2018-02-10 18:16:11.000000000 -0600
@@ -1,3 +1,5 @@
+  .include_if_exists /etc/exim.easy_spam_fighter/check_message.conf.custom.pre
+
   accept  authenticated = *
 
     ################
@@ -64,3 +66,7 @@
   warn
     condition = ${if eq{$acl_m_esf_skip}{1}}
     logwrite = ESF evalutation skipped. Score: $acl_m_easy69
+
+  .include_if_exists /etc/exim.easy_spam_fighter/check_message.conf.custom.post
+  
+ 
\ No newline at end of file