We and our advertising company may also use web beacons (invisible images often referred to as pixeltags or clear GIFs) to note which pages you visit after viewing our ads.
We also use web beacons (invisible images often referred to as pixeltags or clear GIFs) on our sites in order to recognize users and assess traffic patterns, and we include web beacons and cookies in our e-mail messages, including newsletters, in order to count how many e-mail messages have been opened.