Stock brokers who settle with an aggrieved customer are able to get the go-ahead to delete the customer’s complaint from their records almost every time they ask, according to a study released Oct. 16. I wrote about it in today’s New York Times.

To understand the history of these broker shenanigans, take a look at an earlier story that I wrote for The Times on June 10: A Rise in Requests From Brokers to Wipe the Slate Clean.

It’s a topic I’ve been watching for some time. Eleven years ago, brokers were on an earlier push to make their bad records look good, and I wrote about that for Bloomberg Markets Magazine — How Wall Street Protects Bad Brokers. So when Wall Street’s self-regulators at The Financial Industry Regulatory Authority (Finra) tell you this problem emerged in 2009, consider this article from 2002: