Use Fill to complete blank online TEXAS REAL ESTATE CONTRACTS pdf forms for free. First you need to know what the payoff figure is.Filling out this form is straightforward. A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. Print and fill out the Change Form – Fax, email or mail it to us (See below for fax number, email address and mailing address. ). Buy a home with the right mortgage for your unique needs. Get started with our mortgage calculators, apply online, or speak to a loan officer. To look up a Recorded Document go to Collin County, Texas: Deed Search. Chris Collins is a New American Funding mortgage professional who is focused on customer service and offer competitive pricing on home loans.