In this article, we discuss how to write a conformational letter, look at sample templates for formal and informal confirmation letters and share some tips. 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.This job confirmation letter of employment sample can help guide your steps as you draft and edit a similar document of your own. Learn how to write a proof of rent payment letter for your tenants in minutes. Download our free proof of payment letter to use right away.