Nakamura, CPA, has accepted an engagement to audit the financial statements of Grant Manufacturing Company, a new client. Grant has an adequate control environment and a reasonable segregation of duties. Nakamura is about to set the control risk for the assertions related to Grants property and equipment. Required: Describe the key internal controls that should be in place related to Grants property, equipment, and related transactions (additions, transfers, major maintenance and repairs, retirements, and dispositions) that Nakamura may consider in setting the control risk. (AICPA, adapted).