The taking of an acknowledgment consists of positively identifying the signer of a document. An applicant may obtain an Aldermanic Acknowledgement Letter from their respective Alderman and submit it with their building permit application.Send acknowledgment letter via email, link, or fax. You can also download it, export it or print it out. I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to be joining XYZ Corporation in Chicago. To get started, download our stepbystep template in the format of your choice below. This section contains information on The Chicago Manual of Style (CMOS) method of document formatting and citation. The LGL template, a simple letter template that offers limited options for design or formatting. How do you fill out an acknowledgment letter? Your response to any individual or business that steps up to the plate is just as important as obtaining the aid they have provided.