For more general information on cookies see the Wikipedia article on HTTP Cookies.
Account related cookies
Login related cookies
Forms related cookies
When you submit data to through a form such as those found on contact pages or comment forms cookies may be set to remember your user details for future correspondence.
Site preferences cookies
In order to provide you with a great experience on this site we provide the functionality to set your preferences for how this site runs when you use it. In order to remember your preferences we need to set cookies so that this information can be called whenever you interact with a page is affected by your preferences.
You can prevent the setting of cookies by adjusting the settings on your browser (see your browser Help for how to do this). Be aware that disabling cookies will affect the functionality of this and many other websites that you visit. Disabling cookies will usually result in also disabling certain functionality and features of this site. Therefore it is recommended that you do not disable cookies.