The default sort order always shows you the latest ads, recorded in our database, at the top of the page. You can change this sort order by using any of the available options under the Sort By drop-down menu at the top of the page. This options are recorded in your browser cookie for a finite time, so if you were to login again, within the validity range of the cookie, these options will be preserved.
Why do I see new ads every time I log in?