How To Write A Legal Settlement Letter . One lump sum payment of $1,000.00 in full and final settlement of your claim. The body of the letter first paragraph. Settlement Agreement Letter 75 main group from 75maingroup.com I was granted a personal loan / business loan / vehicle loan of rs 10,00,000 by your bank and the repayment period is 5 years and interest rate is 13 percent per annually. Start the letter with detailed contact and account info. One party sends the other party this settlement offer letter, with the proposed terms for a complete settlement between the parties.