penny stock alerts

The word "penny stocks" includes a lot of connotations. It's a common term that refers to stock that trades at reduced rates per share off of major national exchanges. You'll typically listen to individuals tell you that Microsoft and Walmart were once cent stocks, for instance. That's not real. The vast bulk of cent stocks are from companies you've never heard of.

What's the background of penny stocks? How can you boost your portfolio with the past of penny stock alerts ?