In compliance with 105. CMR 100.310(B), enclosed please find the Holder's Attestation of Acknowledgement and.Here are the basic steps to create an acknowledgement receipt: Use a company letterhead. Give the receipt a title. Your acknowledgment receipt should contain the names of the issuing party and the person receiving the document. By typing your full name above you are acknowledging that you have received and read the Pregnant Workers Fairness Act Policy. The purpose of letters of acknowledgment is to provide proof that you have received specific documents or a specific type of request. An acknowledgment receipt is a document used to confirm that an item has been received under specified conditions. Acknowledgment of a Mark. Acknowledgment of Deed Law Applied to Power of Attorney.