understand how our website is being used, for example, by telling us if you get an error message when you browse;
understand and save your preferences and contact details so you do not have to submit this information twice;
measure the effectiveness of our marketing communications, for example by telling us if you have opened a marketing email that we have sent you, and
help us compile data about site traffic and site interaction so that we can offer better site experiences and tools in the future. We may use trusted third-party services, like Google Analytics, that track this information on our behalf
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