How to write an Acknowledgement Letter? An easy way to start is to use this sample Letter of Acknowledgement Receipt Estimate Format now!Learn what an acknowledgement receipt is and how to create one for your business (with a template and two examples). How to write an Acknowledgement Receipt Letter? An easy way to start is to download this Sample Acknowledge receipt of Application template now! This document is an acknowledgement of receipt of company property form. Letter of Acknowledgment for. Clark County Owned Electrical Service Modification. (Name): We are acknowledging receipt of your application on (date of receipt). How to write an Acknowledgement Receipt Letter?