These companies have interest-based advertising programs that allow us to direct advertisements to users who have shown interest in our Service while those users are on the social media platform, or to groups of other users who share similar traits, such as likely commercial interests and demographics. We may share a unique identifier, such as a user ID or hashed email address, with these platform providers or they may collect information from our website visitors through a first-party pixel, in order to direct targeted advertising to you or to a custom audience on the social media platform.