Sharing business information. Establishing a plurality of user access profiles visible. Establishing small-to-medium enterprise (SME) client processes operative upon user direction, in accordance with the access profiles, to perform at least one of: access SME supply chain data, translate SME supply chain data from a native format to a common format, and transmit common format SME supply chain data via the at least one communications network. Establishing, for each SME client process, a SME host process, operative upon user direction, for the corresponding SME and in accordance with the access profiles, to perform at least one of: receive the common format supply chain data, and respond to queries of received common format supply chain data.