5. A self service system according to claim 1 , wherein the computer system is further configured for: enabling service providers to use combinatorial auctions to configure said travel service response sets, including enabling each of a plurality of travel service suppliers to view an auction request from a service requestor and to submit one or more bids to the service requestor, the service requestor initiating a reverse auction process for a new travel service package developed in response to criteria and conditions specified on a user detail specification workspace, said criteria and conditions including affective and emotive data identified by the user, and relative weights identified by the user to give to the affective and emotive data.
5. A self service system according to claim 1 , wherein the computer system is further configured for: enabling service providers to use combinatorial auctions to configure said travel service response sets, including enabling each of a plurality of travel service suppliers to view an auction request from a service requestor and to submit one or more bids to the service requestor, the service requestor initiating a reverse auction process for a new travel service package developed in response to criteria and conditions specified on a user detail specification workspace, said criteria and conditions including affective and emotive data identified by the user, and relative weights identified by the user to give to the affective and emotive data. 7. A self service system according to claim 5 , further comprising a network connection for connecting said computer system to the Internet, and wherein said network connection and the Internet are used to make real time recommendations to buyers.