Kevin Plank was relatively small for an American footballer, and whenhe weighed the cotton T-shirt he wore under his team uniform, he found it weighed three pounds because it was so drenched in sweat. Knowinghe couldn't hinder himself in this way, he set about finding amaterial that wasn't so absorbent. Going to a local fabric shop, hesoon learned that synthetic materials would not take in as much sweat, so he had a shirt made and found it added just four ounces over thecourse of a game. When he gave some team-mates samples to try, theyalso soon saw the advantages. He began to produce the shirtscommercially, and now Under Armour is a $2 billion global brand usedby people from every sport. Packed with fascinating and inspirationaltales of success, Amy Wilkinson's brilliant book explains the sixessential skills required by entrepreneurs to achieve their dreams.Based on in-depth interviews with the founders of numerous globalbrands, from eBay to Spanx, from LinkedIn to PayPal, she shows justwhat they did and what set them apart. For the key to being asuccessful entrepreneur isn't necessarily about being 'first', it isabout being the 'only' one, and devising a new formula where nonepreviously existed. Above all, these stories show how - if you followthe right steps - anyone can become a successful entrepreneur.