diff --git a/style_guide.rst b/style_guide.rst
index 97483c49d..45d9b4142 100644
--- a/style_guide.rst
+++ b/style_guide.rst
@@ -132,3 +132,8 @@ page. Currently the manuals have both a single master images directory, and
 image directories local to each chapter. A single master images directory is 
 difficult to maintain and inevitably becomes cluttered with obsolete images. Eventually
 the single master directories will be gone.
+
+Example URL
+-----------
+
+Use ``https://example.com`` in your examples where you want to include an URL.
\ No newline at end of file