some references on entrepreneurship.

angels; how to snag one to invest in your company; http://www.naturalentrepreneur.com/articles/20040630-01.html

entrepreneurs of expositions (like conventions) http://www.expoweb.com/For_Profit_Shows/April2322200524156PM.htm

drug entrepreneurs; small and aggressive and creative; http://www.startupjournal.com/howto/successstories/20070209-whalen.html
Small Drug Firms Eye Castoffs of Larger Rivals
By JEANNE WHALEN
Staff Reporter of The Wall Street Journal.--February 09, 2007