 One of these practitioners, Errol Denton, who practised out of a serviced office in Harley Street, was prosecuted in December 2013 under the Cancer Act 1939, and chose to use a Freeman on the Land defence.On March 20, 2014 he was convicted on nine counts under the Cancer Act 1939 and fined £9,000 plus around £10,000 in costs.In April 2018, Denton was further convicted of two counts of "engaging in unfair commercial practice" and one of "selling food not of the quality demanded", for selling a bottle of colloidal silver drink to an undercover trading standards officer in February 2016, after examining a drop of her blood and from it claiming that she had dislocated her shoulder.