--- a/schema.org/ext/Actions2013-actiontypes.html	Thu Jun 27 14:36:56 2013 +0200
+++ b/schema.org/ext/Actions2013-actiontypes.html	Thu Jun 27 14:40:31 2013 +0200
@@ -11,7 +11,8 @@
 
 <h2>Sub-types of Action</h2>
 
-<p>These definitions build upon <a href="Actions2013-base.html">Actions base definitions</a></p>
+<p>These definitions build upon <a href="Actions2013-base.html">Actions base definitions</a>.  Each should be considered a placeholder, and in need of more detailed explanation.
+</p>
 
 
 <ul>