Applicant should answer that as a supervisor he/she would analyze actual spend vs. forecast and plan future sales and retail storage. Provide sales adjustments/discounts reporting and analysis, which could be helpful in further analysis of the business. As a supervisor I would ensure, that I keep a track of all the finances and expenses incurred during the process of transportation, salaries and wages of drivers and other helpers in loading and unloading the goods and services. Maintain a ledger for the cost involved in storage and maintenance of goods and services.