Information for Interest-Based Ads (including Data) may be provided to us by you, or derived from the usage patterns of particular users on the Services and/or services of third parties. Such information may be gathered through tracking users’ activities across time and unaffiliated properties, including when you leave the Services. To accomplish this, we or our service providers may deliver Cookies, including a file (known as a “web beacon”) from an ad network to you through the Services. Web beacons allow ad networks to provide anonymized, aggregated auditing, research and reporting for us and for advertisers.