Make or Buy Decision

Process planner will take decision regarding the parts manufacturing, or buying when the process begins. The process planner has to provide the information regarding the cost of the product if it manufactured in house and out source. If the cost is low by manufacturing in house, the decision will taken as the product will be manufactured in house, otherwise buy it from reliable resources.

Process documentation is nothing but the information collected and prepared about a post production, production costs, ordering costs, tooling cost, purchase orders, total process, assemblies through which a material moves from raw material stage to finished goods stage. There are various types of documents used in the manufacturing industries, which are following:

1. Route sheet,

2. Operation sheet,

3. Work order, and

4. Purchase requisition