A credit freeze is the top way to safeguard yourself from financial fraud and identity theft, according to money expert Clark Howard. These are the actual letters I have sent.I'll note the situations for each letter in red. Experian Security Freeze P.O. Box 9554. 1. In the sample letter, fill in your personal information. Edu and should be addressed "Dear CAU Admissions Committee. Writing a business loan request letter isn't as simple as it may seem. Here's a guide on how to write a request letter for a business loan! This form can be used to request a credit freeze with any or all of the credit bureaus. Use the sample letter below to request a removal of a charge-off on your credit report. Contents.