Dow Jones announced on Monday that it was adding Bank of America (NYSE: BAC) and Chevron (NYSE: CVX) to the Dow Jones Industrial Average, and dropping Altria (NYSE: MO) and Honeywell (NYSE: HON). What does the move mean for investors? Why aren't big names like Berkshire (NYSE: BRK-A), Cisco (Nasdaq: CSCO), and Google (Nasdaq: GOOG) in the Dow? What's one stock that should be added to the Dow? In this installment of "Fool Video," Motley Fool senior analyst Bill Mann discusses the Tao of the Dow.