- Platform: an independent fully-featured marketplace. Platforms give their users access to the shared inventory. Platforms may also feature some additional services such as direct sales, vehicle history as well as condition reports, transportation, etc;
- Shelf.Network: a P2P network of interconnected platforms. Auction info and statuses are shared among all interconnected platforms;
- Shelf.Network Regional Services: each regional department hosts a payment gateway for the security deposits. It may also facilitate integration with some location-specific services, such as transportation companies, vehicle condition, history report providers, etc.