Sec. 8. (a) The commission may promote and advertise the lottery.
(b) A promotion may refer to the total lottery prize, even though the prize may be paid over a period of years.
(c) The commission may act as a retailer and conduct promotions involving the dispensing of free lottery tickets.
(d) The director may authorize a sales incentive program for employees of the commission for the purpose of increasing the sales volume and distribution of lottery tickets.