Query all active ad users who are real people (has a job title)

users.cs

	using (var context = new PrincipalContext(ContextType.Domain, "PHARMAXO.local", "OU=Corsham,dc=pharmaxo,dc=local"))
	{
		var qbeUser = new UserPrincipal(context) { Enabled = true };
		using (var searcher = new PrincipalSearcher(qbeUser))
		{
			var results = searcher.FindAll().Select(r => r.GetUnderlyingObject() as DirectoryEntry);
			var names = results.Where(r => r.Properties["title"].Value != null && ((string)r.Properties["title"].Value) != "")
								.Select(r => String.Format("{0} {1}", r.Properties["givenName"].Value, r.Properties["sn"].Value))
								.OrderBy(r => r);
			foreach(var name in names)
				Console.WriteLine (name);
		}
	}