The document discusses the importance of creating a construction schedule and material schedule before beginning work on a construction project. A well-planned schedule helps ensure a project is completed on time and on budget by outlining the sequence and timing of work, delivery and use of materials. It allows proper planning of resources like labor, equipment and buying of materials. A schedule improves quality control, safety and reduces surprises that can delay a project. Overall, preparing a detailed schedule of materials is an important part of project planning.