def calculation_remuneration(personal_sales, sales_level1, sales_level2, sales_level3):
personal_commission = personal_sales * 0.10 # 10% commission on personal sales
commission_level1 = sales_level1 * 0.05 # 5% commission on level 1 sales
commission_level2 = sales_level2 * 0.03 # 3% commission on level 2 sales
commission_level3 = sales_level3 * 0.02 # 2% commission on level 3 sales

total_commission = personal_commission + level1_commission + level2_commission + level3_commission
return total_commission

# Example of use
personal_sales = 1000 # Personal sales amount
sales_level1 = 5000 # Level 1 sales amount
sales_level2 = 10000 # Level 2 sales amount
sales_level3 = 15000 # Level 3 sales amount

total_commission = remuneration_calculation(personal_sales, level1_sales, level2_sales, level3_sales)
print(f"The total commission is: {total_commission}")