We take your privacy very seriously and will never pass your details to any third party without your express permission.
It is sometimes beneficial to put small data files, known as "cookies" on your computer. This is a common practice and is done by the vast majority of websites in order to make them work better for you.
Internet Explorer - go to Internet Options, Privacy, Site
Google Chrome - go to Settings, Show advanced settings, Privacy, Content settings, Cookies
Mozilla Firefox - go to Tools, Options, Privacy