A credit letter reflects your financial standing with us. Here are the 5 steps to get 147c.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. A debt validation letter is a written communication that a consumer sends to a debt collector or creditor to request verification and validation of a debt. Learn how to write a proof of income letter with our stepbystep guide and use our fillintheblanks template as an example. Record your Confirmation Number. A confirmation email will be sent to the email address provided when completing the claim application. Easily create and download salary verification letters for employment proof and income confirmation. Other ways to complete this task. Use our automated phone assistance.