It could happen to anyone. An email arrives with an air of authority and a carefully-worded request for bank account information. One lapse of caution, and one click of the mouse. Suddenly, the recipient's entire bank account is emptied. This is precisely what happens to Elizabeth Ilwand, heir to the Agrotechnics fortune - a Scottish manufacturer of agricultural technology. A sum of &?1.5 million disappears from her accounts when she unwittingly responds...