diff --git a/etc/mail/access.sample b/etc/mail/access.sample
index 81c7c3f8523..33cfe17d332 100644
--- a/etc/mail/access.sample
+++ b/etc/mail/access.sample
@@ -3,8 +3,15 @@
 # Mail relay access control list.  Default is to reject mail unless the
 # destination is local, or listed in /etc/mail/local-host-names
 #
-cyberspammer.com		550 We don't accept mail from spammers
-FREE.STEALTH.MAILER@		550 We don't accept mail from spammers
-another.source.of.spam		REJECT
-okay.cyberspammer.com		OK
-128.32				RELAY
+
+## Examples (commented out for safety)
+#From:cyberspammer.com		ERROR:"550 We don't accept mail from spammers"
+#From:okay.cyberspammer.com	OK
+#Connect:sendmail.org		RELAY
+#To:sendmail.org		RELAY
+#Connect:128.32			RELAY
+#Connect:128.32.2		SKIP
+#Connect:IPv6:1:2:3:4:5:6:7	RELAY
+#Connect:suspicious.example.com	QUARANTINE:Mail from suspicious host
+#Connect:[127.0.0.3]		OK
+#Connect:[IPv6:1:2:3:4:5:6:7:8]	OK