Some of our website pages may contain electronic images known as web beacons (sometimes known as clear gifs) that allow us to count users who have visited these pages. Web beacons collect only limited information which including a cookie number, time and date of a page view, and a description of the page on which the web beacon resides. We may also carry web beacons placed by third party advertisers. These web beacons do not carry any personally identifiable information and are only used to track the effectiveness of a particular campaign. Because web beacons are the same as any other content request included in the recipe for a web page, you cannot opt out or refuse them. However, where they are used in conjunction with cookies they can be rendered ineffective by either opting out of cookies or by changing the cookie setting on your browser.