There are many ways to reuse assets, and although some of these ways may not be as efficient as others, it just makes sense to reuse work that has been previously done. Today, reuse of assets is commonly implemented in product lines.
Consider a product family such as a line of cars. There are S, SE, SEL and limited edition models. These closely related products share one or more common elements. The branches shown in the following diagram of a product line with variants branching off could represent the S, SE, SEL and... [More]