analyse the performance of our sites;
maintain, operate, and continually improve our sites; and
collect and maintain aggregate web site data (such as the number of visitors to a particular site), which helps us see which areas are popular with our users and which are not. Among other things, this helps us improve and update the site, based on such data as total number of visitors and pages viewed.
For example, we may obtain information from communications you request, including whether you opened or forwarded an email or clicked on any of its content. This tells us about our communications’ effectiveness and helps us deliver information that you find interesting.These cookies are not strictly necessary.