On this ______day of ______, in the year 20____, before me,. An acknowledgment is one of the most common types of notarial acts, but it often confuses Notaries.Here are 5 steps to performing an acknowledgment. What do you need to include in your donation acknowledgment letter? The sample acknowledgement letters for receipt of payment provided below can be used as format templates for official and personal purposes. A form for the employee to sign acknowledging receipt of the policies. Following are samples of these provisions. Sample Acknowledgement Letter. The format of Acknowledgement letter for receiving money is given below: Acknowledgement Letter Format. Sample Donor Acknowledgement Letter for Cash Donation.