“59 The test in Kittel is simple and should not be over-refined. It embraces not only those who know of the connection but those who “should have known”
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“(i) actual knowledge; (ii) wilfully shutting one’s eyes to the obvious; (iii) wilfully and recklessly failing to make such inquiries as an honest and reasonable man would make; (iv) knowledge of circumstances which would indicate the facts to an honest or reasonable man; and (v) knowledge of circumstances which would put an honest and reasonable man on inquiry ”