diff --git a/doc/common/links.adoc b/doc/common/links.adoc
index ae1738f63..71f8f0483 100644
--- a/doc/common/links.adoc
+++ b/doc/common/links.adoc
@@ -67,6 +67,7 @@ d). Edit lines as needed. Keeping them in alphabetic order help see dupes.
 :fmt_group: https://groups.yahoo.com/neo/groups/FMT-nuts/info[FMT Group]
 :fmt_k5cm: http://www.k5cm.com/[FMT Event Info]
 :fmt_wspr: http://www.physics.princeton.edu/pulsar/K1JT/FMT_User.pdf[Accurate Frequency Measurements with your WSPR Setup]
+:ft4_protocol: http://physics.princeton.edu/pulsar/k1jt/FT4_Protocol.pdf[The FT4 Protocol for Digital Contesting]
 :ft8_tips: http://www.g4ifb.com/FT8_Hinson_tips_for_HF_DXers.pdf[FT8 Operating Guide]
 :ft8_DXped: http://physics.princeton.edu/pulsar/k1jt/FT8_DXpedition_Mode.pdf[FT8 DXpedition Mode]
 :gnu_gpl: http://www.gnu.org/licenses/gpl-3.0.txt[GNU General Public License]
diff --git a/doc/user_guide/en/tutorial-example4.adoc b/doc/user_guide/en/tutorial-example4.adoc
index 8659088c3..dc22e78a5 100644
--- a/doc/user_guide/en/tutorial-example4.adoc
+++ b/doc/user_guide/en/tutorial-example4.adoc
@@ -73,5 +73,12 @@ in message* and *Transmitted message*, reading from top to bottom.
 TIP: Keyboard shortcuts *Shift+F11* and *Shift+F12* provide an easy
 way to move your FT4 Tx frequency down or up in 90 Hz steps.
 
+TIP: For easy keyboard control of transmitted messages, check
+*Alternate F1–F6 bindings* on the Settings | General tab. In
+contest-style operation you can then hit *F1* to solicit a QSO by
+sending CQ.  Similarly, keys *F2* to *F5* will send the messages in
+entry fields *Tx2* to *Tx5*.  More details on contest-style operation
+can be found in {ft4_protocol}.
+
 IMPORTANT: When finished with this Tutorial, don't forget to re-enter
 your own callsign as *My Call* on the *Settings | General* tab.