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For transactive services, the actors are Parties and Counterparties; as, if, and when a contract is concluded, the Parties adopt a VTN or VEN role for subsequent interactions. The terminology of this section is that of business agreements: tenders, quotes, and contract execution and (possibly delayed) performance under contract.

The negotiation, quotes, tenders, and acceptances that may lead to a contract also serve to define the VTN and VEN roles for higher-level services.

With:

For transactive services, the roles are Parties and Counterparties; as, if, and when an option contract or a Resource (Demand Response) contract is concluded, the Parties adopt a VTN or VEN role for subsequent interactions. The terminology of this section is that of business agreements: tenders, quotes, and contract execution and (possibly delayed) performance under called contract.

The negotiations, quotes, tenders, and acceptances that may lead to a contract also serve to define the VTN and VEN roles.