In carrying out this section, the. All trade contractors need to complete our Subcontractor Qualification Application to be eligible to bid on our projects and contract with Clark.This PERSONAL SEAT LICENSE MARKETING AND SALES AGREEMENT. Prepare Request for Proposals, submit to carriers and follow up. • Provide analysis of marketing efforts. Western Md. Ry., 242 U. S. 311, 37. Sup. ' 17 C.J.S., Contracts, § 318, page 738. See also Magnolia Petroleum Co. v.