In 'Traction', successful entrepreneurs Gabriel Weinberg and Justin Mares offer a comprehensive overview of the various ways startups can achieve strong, sustainable growth, and a guide to choosing the ones that will make the difference to your business. Why do so many startups fail? According to entrepreneurs Gabriel Weinberg and Justin Mares, most failed startups make the fatal mistake of putting all their effort into perfecting their product at the cost of reaching out to potential users