Interest-base negotiation is similar to the CNS strategy. These worksheets offer another option for planning using the interest-based strategy.
The Negotiation Center developed a more detailed guide on the IBN worksheet. This guide was foundational for developing the CNS.
The Canadian Federal Mediation and Conciliation Service developed a short-paper providing a step-by-step process for executing an interest-based negotiation. This detailed list is geared toward business and union negotiations, but the outline does provide a viable structure for an IBN process.
A short piece from the Federal Mediation & Conciliation Service advocating the use of interest-based negotiation.