--- a/README	Wed Jun 01 00:54:05 2016 +0200
+++ b/README	Wed Jun 01 01:09:04 2016 +0200
@@ -1,2 +1,19 @@
 The documenation is currently only available from
 http://www.schlittermann.de/doc/grey
+
+
+Example configuration snippet
+-----------------------------
+
+perl_startup = use Exim::Grey qw(unseen);
+GREYLISTED = ${perl{unseen}{<$sender_address>:<$local_part@$domain>/$sender_host_address}{60}}
+
+acl_check_rcpt:
+
+  ...
+
+  defer  
+	 condition      = GREYLISTED
+         condition      = ${if <{$message_size}{1M}}
+	 log_message    = grey listed exigrey
+