An employment letter is a crucial document you need to secure a home loan. Read about how to write a winning employment letter for mortgage.If you work remote, it's important to know what you'll need when applying for a mortgage, and where you can apply for one. How to fill out the Employment Letter Template for Home Loan Verification? INSTRUCTIONS: Fill out this Declaration completely and provide accurate information. Make at least one copy. Mortgage lenders may request a letter to verify your employment. Here's a simple template you can give to your employer to speed things up. Apply to Loan Officer, Mortgage Loan Originator, Receptionist and more! You can ask your employer to use this sample letter as a template.