For the same reason, we may obtain information about your general internet usage by using a cookie file which is stored on the hard drive of your computer. Cookies contain information that is transferred to your computer's hard drive. They help us to improve our site and to deliver a better and more personalised service.
They enable us:
To estimate our audience size and usage pattern; to store information about your preferences, and so allow us to customise our site according to your individual interests; to speed up your searches; and to recognise you when you return to our site.