&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;A sales agent should be able to use the system in his job after x days of training.&lt;/strong&gt;&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;A user who already knows what product he is interested in should be able to locate and view that page in x seconds.&lt;/strong&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;