Complete the acknowledgment part of this form and return the copy of the completed form to the sender in the enclosed self-addressed stamped envelope. Your acknowledgment receipt should contain the names of the issuing party and the person receiving the document.The person acknowledging the record must personally appear before the notary. It should provide written acknowledgment of donations it receives (known as donation receipts) so that donors may claim a tax deduction for their contribution. Edit, sign, and share pa acknowledgment online. No need to install software, just go to DocHub, and sign up instantly and for free. Letter Acknowledging Receipt of NBSs. NOTE: If an out-of-state title is attached to this application, a tracing of the Vehicle's Identification. Number must be affixed in the space provided. What This Letter Is and Isn't.