Most start-ups fail.And they die remarkably young: The typical start-up lasts 20 months and burns through $1.3 million in financing before closing its doors.So what's the formula for success for those start-ups that make it through the early trials, leveraging their early success into either getting acquired or issuing an IPO (initial public offering)? What are the lessons that first-time entrepreneurs and employees need to know to navigate their way to success?...