DOC in canned comment, mention that PR title becomes commit me… (#15935)

jnothman · thomasjpfan · commit 06e9a3fe39e0 · 2019-12-19T21:29:07.000-05:00
diff --git a/doc/developers/tips.rst b/doc/developers/tips.rst
@@ -181,10 +181,10 @@ Issue/Comment: Linking to comments
 
         Please use links to comments, which make it a lot easier to see what you are referring to, rather than just linking to the issue. See [this](https://stackoverflow.com/questions/25163598/how-do-i-reference-a-specific-issue-comment-on-github) for more details.
 
-PR-NEW: Better description
+PR-NEW: Better description and title
     ::
 
-        Thanks for the pull request! Please make the title of the PR descriptive so that we can easily recall the issue it is resolving. You should state what issue (or PR) it fixes/resolves in the description (see [here](http://scikit-learn.org/dev/developers/contributing.html#contributing-pull-requests)).
+        Thanks for the pull request! Please make the title of the PR more descriptive. The title will become the commit message when this is merged. You should state what issue (or PR) it fixes/resolves in the description using the syntax described [here](http://scikit-learn.org/dev/developers/contributing.html#contributing-pull-requests).
 
 PR-NEW: Fix #
     ::
