In lieu of a written agreement, the agency may authorize the use of a purchase order for classes of contractual services if the provisions of paragraphs (a)-(i) are included in the purchase order or solicitation. The purchase order must include, but need not be limited to, an adequate description of the services, the contract period, and the method of payment. In lieu of printing the provisions of paragraphs (a)-(c) and (g) in the contract document or purchase order, agencies may incorporate the requirements of paragraphs (a)-(c) and (g) by reference.
Fla. Stat. § 287.058