| 摘要 |
PROBLEM TO BE SOLVED: To prevent the occurrence of a large damage on both sides by making compatible the reliability of information and the variety of information, and proceeding with information transaction conditions step by step. SOLUTION: The registrant of information requests the registration of information by performing access from a user terminal 20 to be information registering and vending system home page 40 provided by a vending registering server 10. The information is registered after confirming the reliability of the registrant by the vending registering server 10 and registered contents are disclosed on the information registering and vending system home page 40. The demander of information refers to the summary of desired information on the information registering and vending system home page 40 from a user terminal 30. When the desired information is confirmed, the demander performs ordering from the information registering and vending system home page 40 to the user terminal 20 of the registrant by using the user terminal 30. In such a case, the vending registering server 10 confirms the reliability of the demander. Besides, the registrant and the demander perform a selling negotiation step by step by starting it from the summary of information and a negotiation history or the like is preserved as well. |
