This is called the "Complaint review. Address customer complaints professionally with our acknowledgment of customer complaint letter template.Create and download a letter for free! This is a Sample Answer format used to respond to a complaint in the Court of Common. Pleas. Org or on paper using the enclosed form. 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. To file a complaint, fill out the electronic form below. 1. Fill out a Complaint form. a. Near the top of the first page, write your name in the space above the word.