On iOS devices you may also select “Limit Ad Tracking” and on Android devices you may select “Opt out of Interest-Based Ads” in your settings.</p> <p>‍</p> <p> <strong>Log Files and Web Beacons</strong>. Pages of the Site and our e-mails may contain small electronic files known as web beacons (also referred to as clear gifs, pixel tags, and single-pixel gifs) that permit the Company, for example, to count users who have visited those pages or opened an email and for other related website statistics (for example, recording the popularity of certain website content and verifying system and server integrity).