There are the school deregistration letter templates that you write if you wish to remove the name of the child from the school's list. This page presents a model letter or email you might write the school to request that your child's placement be changed.I'd say keep it simple. "i respectfully withdraw my acceptance from xx school of medicine and greatly appreciate the time spent considering my application. Here are sample letters and forms often used to communicate with the school about the needs of a student. Here are sample letters and forms often used to communicate with the school about the needs of a student. If you need to write a request letter and don't know where to begin, check out our handy guide below to make your letter more professional and persuasive. Sample Withdrawal Letter. Dear (School Principal's Name),.