What are the different types of preference shares?
http://www.investopedia.com/ask/answers/03301...shares.asp

http://www.investopedia.com/exam-guide/series...-stock.asp

Debt is almost always cheaper to issue than equity.
http://www.investopedia.com/exam-guide/series...ersion.asp


What Does It All Mean?
http://www.ventureblog.com/2003/05/what-does-...-mean.html