Download a letter of intent to sue (with settlement demand) to inform a defendant that you will sue if they don't pay a settlement amount. A letter of intent to sue (with settlement demand) notifies an individual that the sender intends to file a lawsuit against them.Write an effective intent to sue letter. Includes sender and recipient details, dispute description, settlement demand, deadline, and governing law. What is a letter of intent to sue a civil action? I am writing to formally notify you of my intent to commence legal action against you due to. The guide below will help you understand when to write a demand letter, common types, how to write one, essential elements, and other vital tips. This letter of intent to sue shall serve as a formal notice that. Intends to commence a lawsuit against you due to the following: I. The Plaintiff.