  The paper presents a simulation on automotive inventory and stock issue,
followed by evaluated performance of automotif Sector Company, focused on
getting optimum profit from supply and demand balancing. Starting by evaluating
and verification of customer's document until car delivered to customer.
Simulation method of performance is used to evaluate company activity. excess
demand of car by customer, not eligible customer to rented a car, number of
customer who served and number of customer who served including the driver, the
last result is number of optimum demand that match with the stock or supply of
car by the company. Finally, board of management should be making decision; the
first decision is buy the new car for meet with the demand or second decision
is recruit new staff for increasing customer service or customer care.
