A loan modification is an agreement with your lender to change the terms of your loan to make the payment more affordable. If your lender approves you for a modification, there is generally a 3 to 6 month trial period.What is a loan modification? A loan modification is an agreement between a lender and a borrower that changes (modifies) the terms of a loan to. A partial claim mortgage modification in bankruptcy is a great option for those struggling with their mortgage payments. The document provides information about a loan modification service with no upfront fees. It summarizes the services offered. Fill out the paperwork for the mortgage modification. Most lenders will ask you to formally apply for the mortgage loan modification. The Modification Agreement defines the changes to the home loan.