Anonymous User Data . Our web servers automatically collect limited information about your computer's connection to the Internet, including your IP address, when you visit our site. (Your IP address is a number that lets computers attached to the Internet know where to send you data -- such as the web pages you view.) Your IP address does not identify you personally to us. We use this information to deliver our web pages to you upon request, to measure traffic within our site, and to tailor specific information to certain general classes of IP addresses.