13. LESSON #1 THE E-COMMERCE BUSINESS IS BUILT ON REPEAT CUSTOMERS.
14. Repeat Customer Data for Zappos.com % customers who buy again within next 12 months (repeat customers) avg # purchases by repeat customers over next 12 months % repeat customers multiplied by avg # purchases March 2001 20.4% 1.50 0.31 March 2002 27.0% 1.74 0.47 March 2003 33.5% 1.96 0.66 March 2004 44.6% 2.36 1.05 March 2005 51.0% 2.53 1.29 March 2006 51.3% 2.66 1.37