diff --git a/readme.markdown b/readme.markdown
index 8c2265d..44f806f 100644
--- a/readme.markdown
+++ b/readme.markdown
@@ -52,6 +52,9 @@ You'll need to construct a nest unordered list that represents your node nesting
 	</li>
 	</ul>
 
+--Note that you can include any amount of HTML markup in your `<li>` **except** for other `<ul>` or `<li>` elements.--
+
+
 -----
 
 ###The jQuery Call