On April 1, 2009, one of our vendors provided Zecco Trading with an incorrect data feed which caused some customers to see erroneously high buying power. This error was quickly corrected, but about 1% of our customers were impacted.
Online brokerage
Zecco Accidentally Increasing Some Customers' Buying Power Was Not Intentional April Fool's Joke
Zecco Accidentally Increases Some Customers' Buying Power By Millions
Online brokerage site Zecco accidentally increased 1% of their customers’ Buying Power balances by millions on April 1st, leading some customers to wonder whether it was a system glitch or some horrible April Fool’s joke. It turned out to be the former.