As used in this chapter:
(1) "Commissions" means compensation accruing to a sales representative for payment by a principal, the rate of which is expressed as a percentage of the amount of orders or sales or as a specified amount of each order or sale.
(2) "Person" means an individual, corporation, partnership, association, estate, or trust.
(3) "Principal" means a person who:
(a) manufactures, produces, imports, or distributes a tangible product for wholesale;
(b) contracts with a sales representative to solicit orders for the product; and
(c) compensates the sales representative, in whole or in part, by commission.
(4) "Sales representative" means a person who:
(a) contracts with a principal to solicit wholesale orders;
(b) is compensated, in whole or in part, by commission;
(c) does not place orders or purchase for his own account or for resale; and
(d) does not sell or take orders for the sale of products to the ultimate consumer.