Even if the relationship between the parties is so damaged that future exchanges would be highly problematic,third parties may enable the negotiating parties to reduce hostility levels and achieve some closure on the key issues.

Third parties can provide a neutral and objective perspective, as well as assist in de-escalating tensions between the negotiating parties. This can help to lessen hostility levels, and potentially lead to some resolution on the key issues, even if the relationship between the parties is damaged.