This guide examines the issues that parties to a dispute should consider when seeking to negotiate terms of settlement. Here we write to the employer asking for a settlement agreement exit package.Introduction. 1. When is a settlement offer a true Part 36 Offer? 2. Costs consequences of making a Part 36 Offer. 4. An example of a without prejudice save as to costs settlement offer letter from a claimant (with drafting notes), also known as a claimant's Calderbank offer. A Part 36 offer is a settlement offer made without prejudice save as to costs. Use this letter to help you negotiate a full and final settlement offer with a creditor. Without prejudice offers to settle and related communications are protected from disclosure. There's a three-way example showing how it works below.