diff --git a/runtime/doc/intro.txt b/runtime/doc/intro.txt
index 3dfea22..2488a66 100644
--- a/runtime/doc/intro.txt
+++ b/runtime/doc/intro.txt
@@ -1,4 +1,4 @@
-*intro.txt*     For Vim version 8.0.  Last change: 2016 Sep 24
+*intro.txt*     For Vim version 8.0.  Last change: 2017 Jul 17
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -143,9 +143,14 @@
 
 Please be brief; all the time that is spent on answering mail is subtracted
 from the time that is spent on improving Vim!  Always give a reproducible
-example and try to find out which settings or other things influence the
-appearance of the bug.  Try different machines, if possible.  Send me patches
-if you can!
+example and try to find out which settings or other things trigger the bug.
+
+Preferably start Vim with: >
+	vim --clean -u reproduce.vim
+Where reproduce.vim is a script that reproduces the problem.  Try different
+machines, if relevant (is this an MS-Windows specific bug perhaps?).
+
+Send me patches if you can!
 
 It will help to include information about the version of Vim you are using and
 your setup.  You can get the information with this command: >