Capello and his family are being investigated for alleged tax fraud over earnings from the period he was coach of Serie A side AS Roma, from 1999-2004.

BBC: Capello free for USA preparation

The Securities and Exchange Commission accused the executives of accounting fraud that boosted earnings between September 2000 and January 2004.

BBC: NEWS | Business | SEC charges former Nortel bosses

Earnings restatements, auditor resignations, massive unexpected earnings misses, filing delays, fraud allegations etc are all automatic sells.

FORBES: Don't Blow Up: 20 Rules for Individual Investors

In a statement to FORBES, SEC Enforcement Director Robert Khuzami argued that the task force was no longer needed because accounting expertise exists throughout the agency, and the number and severity of earnings restatements (a flag for possible accounting fraud) has declined dramatically since the mid-2000s.

FORBES: Is The SEC's Ponzi Crusade Enabling Companies To Cook The Books, Enron-Style?

You know, everything that we've written about and everything we know about it, which is that it was a company that was rooted in fraud and fraud was the way it made its earnings quarter after quarter after quarter and that, you know, basically the top ranks of the company were all in on it, he basically says, Nuh-uh, didn't happen.

NPR: Enron Trial: Jeffrey Skilling on the Stand

Wells Fargo will report earnings before the opening bell and CEO John Stumpf will host an earnings call at 10am EST fresh off the heels of a massive mortgagee fraud suit filed against the bank.

FORBES: JPMorgan, Wells Fargo Lead Off Bank Earnings Tomorrow In Defense Mode

Green Mountain does present an intriguing case of potential securities fraud, involving the oldest of schemes: Shipping product to a captive vendor to inflate revenue and earnings.

FORBES: Green Mountain Coffee Case Features Dueling Plaintiffs