Building Strong Internal Controls to Prevent Financial Fraud Preventing fraud is often far less costly than investigating it after losses occur. Organizations that establish effective internal controls create a financial environment where dishonest activities become significantly more difficult to conceal. A strong internal control system begins with clearly defined responsibilities. Separating financial duties among different employees reduces opportunities for unauthorized transactions. Source - https://www.marketresearchfuture.com/reports/forensic-accounting-and-fraud-investigation-services-market-66809