·Pay brand-new employees $2,000 to quit ·Make customer service the responsibility of the entire company-not just a department ·Focus on company culture as the no.1 priority ·Apply research from the science of happiness to running a business ·Help employees grow-both personally and professionally ·Seek to change the world ·Oh, and make money too . . . Sound crazy? It's all standard operating procedure at Zappos, the online retailer that's doing over $1 billion in gross merchandise sales annually. After debuting as the highest-ranking newcomer in Fortune magazine's annual "Best Companies to Work For" list in 2009, Zappos was acquired by Amazon in a deal valued at over $1.2 billion on the day of closing. In DELIVERING HAPPINESS , Zappos CEO