Write an effective intent to sue letter. 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. Below is an example settlement demand letter we wrote in a truck accident case we ultimately settled. Speedy Resolution: Small claims court cases are intended to be resolved quickly. Letter of intent to sue pdf. Express intent: Clearly state your intention to agree to a settlement or file a lawsuit if a satisfactory settlement is not reached. Next, you need to fill out a court form called an "affidavit and claim form. " The form is easy to fill out and we have provided an example on page 9.