The document discusses the production process for different types of advertising media. The production department is responsible for coordinating work between external suppliers and internal departments to ensure projects are completed on schedule and to a high standard. For print ads, the process involves pre-production like costing and artwork, production of the final artwork, and post-production of approving and distributing the final ad. For television commercials, the process involves pre-production planning, production filming on location or in a studio, and post-production editing, approvals, and distribution to TV stations. For radio ads, the process involves pre-production planning of recording details, production recording at a studio, and post-production transfer