They are beneficial because they can record preferences and store data (e.g. what’s in your online shopping cart). They can make sites easier to navigate and create a more personal browsing experience. The negative aspect of cookies is that information about you, however benign, is collected and stored by a website and can be used to market services to you or shared with a third party who may wish to do the same.
Information on how you can manage/block cookies on your own device http://www.allaboutcookies.org/manage-cookies/
|Cookie||Cookie purpose||More information|
|__utma||These cookies allow us to count page visits and traffic sources so we can measure and improve the performance of this site, using a service provided by Google Analytics.||Google Analytics cookies more detailsYou can opt-out of google analytics|