High-quality, visually appealing thumbnail images that meet the client's specifications and requirements. These may be delivered in various formats (e.g., JPEG, PNG) and sizes suitable for different platforms. Different versions or variations of the final thumbnail designs, providing the client with options to choose from or use for A/B testing purposes. Documentation or guidelines outlining the specifications, dimensions, and best practices for using the thumbnails effectively across different platforms (e.g., YouTube, social media).