- Google Analytics – these are anonymous, and allow us to monitor general usage of the site and improve our offering. See more information from Google
- yt_blocked – this is set when you visit a video page, and lets us know if we should show you YouTube-hosted videos or not
- Janrain social login – these are set for icould.com and icould.rpxnow.com, and help remember you when you login with one of your social network accounts
WikiHow has details on how to clear your cookies.