We use Analytical Cookies to count the number of people who use the site and to analyse how they use it. We do this to make sure that our sites are as good as they can be and this is the primary evidence we use when trying to improve what we offer to users.
If you decline cookies then your site usage won’t be counted and measured in this way so we won’t be able to take your actions into account when analysing data and seeking to improve our service based on that analysis.
For further details, see aboutcookies.org