A marketing agreement is a formal legal document wherein a company retains the service of a professional or agency to perform certain marketing services. We’ve created a customizable marketing agreement (pdf and word) to help save you time while looking professional when signing on new clients. Web companies, and 1 federal agency. You can also check out these business agreement templates. Customize it according to your needs, considering the scope of the marketing services, the agreed fees, terms and conditions, etc.