title: Get List of Records that do not exist in another list - Linq
body: <p>I want to return a list of users to disable if they do not exist in another list.</p>
  
  <p>Here is what I am currently trying but it is not working:</p>
  
  <pre><code>var disableUserList = dbUserList.Where(ds =&gt; dsUserList.Any(db =&gt; db.GlobalIdentity != ds.GlobalIdentity)).ToList();
  </code></pre>