There is a sticky post at the top of this forum with a link to a 60 Minutes story about money laundering. One of the lawyers there recommends that the individual go to a smaller bank as the bigger banks are more "serious" about these issues.
"Training by television" would probably be a step up and appropriate for your executive. He or she should watch the video.
If a customer is coming to you because you have expertise, that's a good thing. If a customer is coming to you because you have no expertise, that's something else altogether.
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In this world you must be oh so smart or oh so pleasant. Well, for years I was smart. I recommend pleasant.