we may also use the information for editorial purposes and for other purposes such as measuring certain traffic patterns. For example, cookies are used to ensure that you don't see the same ad too many times in a single session and that you do not have to reenter your login name or password during your visit. We may also use cookies to track your progress and number of entries in some of our promotions and contests. Advertising service vendors that serve ads into our site may also use their own cookies.