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Advice notes are provided to members of the Expert Witness Institute in support of their work. They represent the Institute’s view of good practice in a particular area, and members are not obliged to follow them. They do not constitute legal or professional advice and should not be relied upon as a substitute for it. Whilst care has been taken to ensure that they are accurate, up to date, and useful, The Expert Witness Institute will not accept any legal liability in relation to them. If specific advice or information is required, then a suitably qualified professional should be consulted.