Zara is a Spanish fast fashion retailer known for its rapid production model. It churns out 30,000 designs per year near copies of runway trends and gets garments to stores within 3 weeks. Zara releases new inventory twice weekly and aims to fuel frequent wardrobe changing among shoppers. Its highly efficient global supply chain moves 2.5 million items per week with nothing in warehouses for over 72 hours. Customers visit Zara six times more than competitors on average, attracted by its constant flow of affordable trendy clothes.