The forms below may also be used. Acknowledgments. Document provides a communication template that can be used to request a simple letter of acknowledgment from supervisors.Fill out, sign, and affix your official seal to the Notary certificate. The wording requirements for acknowledgment certificates vary from state to state. Phoenix, Arizona 85007. Dear Manager: The of has received your letter notifying us that the proposed development. Example: "Phoenix, Arizona. " COUNTRY OF BIRTH This is the country where the mother was born. Sample donation acknowledgment letter template. We've created a sample donation acknowledgment letter to guide you in writing your own.