Unlike 40 years ago, when a money launderer could show up at a bank carrying a suitcase full of cash and open an account, today, the most cash you can deposit or withdraw is $10,000—anything more and you’re required to file a declaration with the relevant authorities. As a result, money launderers no longer deal in cash. They conduct their operations using wire transfers. They create hundreds of accounts in dozens of banks in the names of countless shell companies and then wire the money so many times and in so many denominations that they hope nobody has the patience, resources, or vigilance
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