combine and rewrite for clarity and accuracy: Customer Satisfaction: Proper inventory levels are crucial for customer satisfaction. Apple customers often have specific product preferences, such as color, storage capacity, or model. If Apple quickly meets these requirements through efficient inventory management, it can significantly enhance customer satisfaction. Furthermore, Apple's reputation for releasing new products and updates regularly necessitates a robust inventory management system to ensure new products are readily available for eager customers. inventory plays a key role in customer satisfaction. By ensuring that products are always available when customers want to purchase them, Apple can enhance customer satisfaction. On the other hand, if a product is out of stock, it can lead to customer dissatisfaction