Resignations and retirements should be given with sufficient notice to the school site or department to allow for an effective transition. What do you write in a teacher Retirement Letter?Sacramento City Unified School District. This article will address how to write a retirement letter of resignation and provide an example that you can use as a template for your own retirement letter. Contact LAUSD Certificated Placement Unit at (213) 241-5100 to request a retirement packet. Contact LAUSD Certificated Placement Unit at (213) 241-5100 to request a retirement packet. The teacher licensing agency in the other state makes that decision. P.O.Box 15275, MS 65. Employees are responsible for completing and submitting all necessary forms within the specified time limits.