Product lines can be categorized into various types based on factors such as product features, pricing, and target demographics. For example, a cosmetics company may have a product line dedicated to skincare, which includes moisturizers, serums, and cleansers, each designed for different skin types. Alternatively, a technology firm might offer a product line of smartphones that vary i... https://www.youngurbanproject.com/what-is-a-product-line/