When Jo O’Brien lost $500,000 to a scammer, she set out to track him down, eventually finding the man she believed was responsible. She sent him a text. When Jo O’Brien lost $500,000 to a scammer, she set out to track him down, eventually finding the man she believed was responsible. She sent him a text. Scams and Fraud, Consumers, Personal Investing, Banking, Business and Industry Regulation Latest business news