Operating on-line marketplaces for sellers and buyers of goods and/or services, excluding downloadable and recorded computer software, downloadable and recorded computer and video game software, downloadable and recorded software development tools, downloadable and non-downloadable virtual goods for use in virtual environments, downloadable and recorded media featuring images and graphics, downloadable and recorded media featuring content for use in computer games, video games, films, motion pictures, television shows, videos, 3D animations, 3D simulations, 3D visualizations, virtual reality, augmented reality, mixed reality, and virtual environments, and further excluding all goods and services in the fields of computer games, video games, film production, motion picture production, television production, video production, 3D animation production, 3D simulation production, 3D visualization production, virtual reality, augmented reality, mixed reality, and virtual environments; Providing a website featuring an online marketplace for exchanging goods and services with other users, excluding downloadable and recorded computer software, downloadable and recorded computer and video game software, downloadable and recorded software development tools, downloadable and non-downloadable virtual goods for use in virtual environments, downloadable and recorded media featuring images and graphics, downloadable and recorded media featuring content for use in computer games, video games, films, motion pictures, television shows, videos, 3D animations, 3D simulations, 3D visualizations, virtual reality, augmented reality, mixed reality, and virtual environments, and further excluding all goods and services in the fields of computer games, video games, film production, motion picture production, television production, video production, 3D animation production, 3D simulation production, 3D visualization production, virtual reality, augmented reality, mixed reality, and virtual environments