For example, @kbd{C-u i w} makes a nonmarking weekly diary entry.
When you modify the diary file, be sure to save the file before
-exiting Emacs.
+exiting Emacs. Saving the diary file after using any of the above
+insertion commands will automatically update the diary marks in the
+calendar window, if appropriate. You can use the command
+@code{redraw-calendar} to force an update at any time.
@node Special Diary Entries
@subsection Special Diary Entries