Online advertising and marketing services in the field of collectible goods; Online advertising and marketing services in the field of collectible goods via wireless networks for display on mobile devices; Organization of internet auctions; Providing a searchable online advertising website and informational guide featuring the goods and services of other vendors via the internet in the field of collectible goods; On-line auction services; Operating on-line marketplaces featuring collectible goods; Providing a website featuring an online marketplace for exchanging goods and services with other users; Providing internet auction services via mobile devices; Providing on-line auction services; Shopping facilitation services, namely, providing an online comparison-shopping search engine for obtaining purchasing information; Operating a digital investment platform focused on the collectibles industry; Operating content production and various content distribution channels focused on the collectibles industry; Operating live events and live event production focused on the collectibles industry; Operating a broker dealer focused on the collectibles industry