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Fall, Some Pick Up Pennies    Say this much for America's
embattled corporate executives: They have managed to resurrect
the public's interest in penny stocks.  Securities regulators
fought a hard campaign in the 1990s to turn people away from the
market for penny stocks, a term that generally refers to shares
trading for less than $5. Regulators argued that the stocks were
too risky for most people and were highly vulnerable to
manipulation by crooked traders.  But that was when the
boilerplate language used to describe companies trading on the
over-the-counter Bulletin Board and in the so-called Pink Sheets
was that they were "the smallest and most speculative firms."
These days, only one of those descriptions can be used as a
generalization for companies in those markets. They're still
speculative, for sure. But the Bulletin Board and the Pink
Sheets have become home to such onetime titans as Enron, Global
Crossing, Adelphia Communications and