Question: Planning ahead for software reuse reduce the cost and increases the value of the systems into which they are incorporated

Answer:

Plan Ahead for Reuse:

Reuse saves time and effort. Achieving a high level of reuse is arguably the hardest goal to accomplish in developing a software system. The reuse of code and designs has been proclaimed as a major benefit of using object-oriented technologies.To leverage the reuse possibilities that object-oriented [or conventional] programming provides requires forethought and planning.