Jul 8, 2014. Mr. Borrower asks his lender for a Good Faith Estimate or a cost estimate for a purchase loan. He wants to borrow $320000, has excellent credit. Loan originators must provide the Good Faith Estimate (GFE) at the time of application or they must mail it within three business days after receipt of a loan. "I have full faith in him (Mueller)," she said. "You can come here…