Sales supervisors of retail sales employees may:
Greet and assist customers
Respond to customer inquiries and complaints
Direct and supervise employees engaged in sales, taking inventory, reconciling cash receipts, or in performing services for customers
Monitor sales activities to ensure that customers receive satisfactory service and quality goods
Inventory stock and reorder when necessary
Instruct staff on how to handle difficult or complicated sales
Meet financial objectives by preparing an annual budget; scheduling expenditures; analyzing variances and initiating corrective actions
Below are duties, tasks, and responsibilities most companies would include in the job description of their sales supervisors:
§ Formulate pricing policies.
§ Determine daily coupons.
§ Ensure pricing is correct.
§ Work on store displays.
§ Attend trade shows to identify new services and products.
§ Coach, train, counsel, recruit and discipline employees.
§ Evaluate on-the-job performance of sales team.
§ Identify future and current trends that appeal to consumers.
§ Ensure merchandise ready to be displayed clean.
§ Approve contracts with vendors.
§ Ensure items are in stock and maintain inventory.
§ Keep up with fluctuating demand and supply.
§ Analyze financial and operating statements for profitability ratios.
§ Ensure promotions are in with company’s standards.
§ Utilize ICT for data analysis, to record sales figures and forward planning.
§ Monitor local competitors.
§ Organize sales staff schedules.
§ Preside over staff meetings.
§ Assist sales staff in achieving sales targets.
§ Manage different departments in the store.
Handle customer complaints, questions and issues

Please refer the Job description for details