--- 1.5/check_rcpt.conf	2015-01-04 17:11:28.000000000 -0700
+++ 1.6/check_rcpt.conf	2015-01-05 04:58:50.000000000 -0700
@@ -1,3 +1,8 @@
+  warn
+    recipients = +esf_skip_recipients
+    set acl_m_esf_skip = 1
+    logwrite = $local_part@$domain skipped via esf_skip_recipients
+
   warn 
     condition = ${if eq{$acl_m_spam_user}{nobody}}
        set acl_m_do_user = ${lookup{$domain}lsearch{/etc/virtual/domainowners}{$value}}