In one embodiment, the invention is a method. The method includes providing an offer to a connector. The method also includes receiving responses from users to the offer, the users having received the offer from the connector. The method further includes completing the transaction with the users.In another embodiment, the invention is an apparatus. The apparatus includes a set of profiles of users. The apparatus further includes a database of connectors, connectors of the database selected from the users based on the profiles associated with the users. The apparatus also includes an interface between vendors and the database. The interface is to receive queries from the vendors and to return connector identities responsive to the queries.In yet another embodiment, the invention is a machine-readable medium embodying instructions. The instructions, when executed by a processor, cause the processor to perform a method. The method includes providing an offer to a connector. The method also includes receiving responses from users to the offer, the users having received the offer from the connector. The method further includes completing the transaction with the users.In still another embodiment, the invention is a method. The method includes receiving an offer as a connector from a vendor. The method also includes propagating the offer to associated users through a network.