This article begins by examining the evidence on the extent and costs of financial crimes. It includes a broad variety of deceptions against a spectrum of poor and wealthy individuals and businesses. It present an analysis of organization of financial crimes at a general level and then discusses subtypes of fraud, based on their techniques and victim sectors. It provides an understanding of the organization of fraud in terms of how would-be offenders confront problems of gaining finance, gaining access to crime opportunities, and retaining their freedom and crime proceeds. There is a discussion of alternative model of thinking about financial crimes and involves clustering them as the skill sets, contacts, start-up capital, and running costs that they require. It concludes with an examination of the major regulatory and criminal justice policy options.