his study aims to determine the effect of Internal Audit and investigations that have been implemented in order to minimize the risk of fraud. The benefits of this research theoretically the author can apply the knowledge gained during the course so that it can be used as a benchmark in the influence of Internal Audit and investigation of Marketing Fraud PT.Radana Bhaskara Finance Tbk. The result of the research shows that Internal Audit and Investigation is done optimally, supported by valid number of validity calculation. Although there are weaknesses in human resources in the company and not yet optimal implementation of Internal Audit and Investigation to Marketing Fraud.
Keywords: Internal Audit and Investigation, Marketing Fraud