This new business analytics case study challenges readers to optimize safety stock levels for a fashion company, where consumer demand is exceptionally hard to forecast, and inventory planning is extremely difficult. Crystallizing realistic analytical challenges faced by companies in many industries and markets, it exposes readers to the entire decision-making process, providing opportunities to perform analyses, interpret output, and recommend the best course of action. Author: Tsan-Ming (Jason) Choi, The Hong Kong Polytechnic University.