. Part 1: Explain the job order cost system. Choose two (2) different merchandising companies that use the job order cost system. Explain why it benefits these two (2) merchandising companies to use this cost system for their type of inventory. Part 2: Explain the job order cost system. Choose two (2) different service companies that use the job order cost system. Explain why it benefits these two (2) service companies to use this cost system for their type of services. Part 3: Explain the job order cost system. Choose two (2) different manufacturing companies that use the job order cost system. Explain why it benefits these two (2) manufacturing companies to use this cost system for their type of inventory. Part 4: Explain and provide an example for the following job order cost system entries: initial purchase of raw materials, the requisition of materials from the warehouse to the production floor, and factory labor used in production. For each journal entry, identify if the cost being recorded is a product cost or a period cost. Part 5: Explain and provide an example for the following job order cost system entries: actual manufacturing overhead used in production, estimated manufacturing overhead applied in production and cost of goods manufactured transferred from the production floor to the warehouse. For each journal entry, identify if the cost being recorded is a product cost or a period cost. Part 6: Explain and provide an example for the following job order cost system entries: sale of goods to the customer, administrative costs incurred and selling costs incurred. For each journal entry, identify if the cost being recorded is a product cost or a period cost. Part 7: Explain the Cost of goods manufactured schedule. Provide an example of a Cost of goods manufactured schedule. Explain the importance of the Cost of goods manufactured amount and the Ending Work-in-Process Inventory amount. Part 8: Explain what documentation is used for in the job order cost system: Materials requisition slip, Time ticket, and the Job cost sheet. Explain the importance and main purpose of each type of documentation. h16 Case Study Process Casting