+ should be nouns and start with an upper-case letter (e.g.
+ <tt>TextFileReader</tt>).</p></li>
+
+<li><p><b>Variable names</b> should be nouns (as they represent state). The
+ name should be camel case, and start with an upper case letter (e.g.
+ <tt>Leader</tt> or <tt>Boats</tt>).</p></li>