It's likely not a surprise to you that cash or currency is no longer playing a leading role in our economy. Most financial exchanges today depend on a complex system of electronic fund transfers instead of cash. In this program, we're going to focus on how some people exploit that system to launder money. For the sake of simplicity, we're going to refer to all of these electronic transactions simply as wire transfers, which play an integral role in the second phase of money laundering: layering. Here, we'll cover how to stay vigilant against the use of wire transfers in money laundering schemes.