The document summarizes 7 common mistakes that apparel manufacturers make according to experts Surender Jain and Priyam Pandit. The mistakes are: 1) flawed factory design and machinery layout, 2) ignorance of industrial engineering and quality control methods, 3) over/under-investment in technology, 4) wrong hiring, poor training and overstaffing, 5) excessive working capital due to poor planning, 6) absence of information capture and communication systems, 7) lack of factory re-engineering. Addressing these mistakes can help manufacturers improve productivity and profitability.