The key to building wealth the low-priced stock way Low-priced gems, or what author Hilary Kramer calls "breakout stocks" come in all kinds of shapes and sizes but they all have three things in common: (1) they are mostly under $10; (2) they are undervalued; and (3) they have specific catalysts in the near future that put them on the threshold of breaking out to much higher prices. In The Littl…