The Voice of the Customer, or VOC, is an important concept in product development. Simply put, it refers to the needs and wants of your target market. To truly understand the VOC, you need to gain insights into your customers' motivations, preferences, and expectations. This can be done through market research, surveys, interviews, and focus groups. Once you have a good understanding of the VOC, you can use it to guide your product development efforts. By aligning your products with customer needs, you can increase sales and grow your business. So don't underestimate the importance of the Voice of the Customer - it can be the key to success in product development.