diff --git a/tutorial/03-tutorial.lisp b/tutorial/03-tutorial.lisp
index 88e83ce..e73e814 100644
--- a/tutorial/03-tutorial.lisp
+++ b/tutorial/03-tutorial.lisp
@@ -23,7 +23,10 @@
 ;;; Running this version of the last tutorial and clicking quickly on the (click me!)
 ;;; will demonstrate an important aspect of CLOG, events can happen in _parallel_.
 ;;; This means that appropriate precautions to thread protect data should be taken
-;;; and that events do not wait for previous event handlers to complete.
+;;; and that events do not wait for previous event handlers to complete. One simple
+;;; way to avoid issues is to use the key :one-time t on the set-on-click or other
+;;; event, this will turn off the event immediately when the user clicks and can then
+;;; set the even again when done handling the event if want to again accept the event.
 (defun start-tutorial ()
   "Start turtorial."
   (initialize #'on-new-window)