Download a customizable rental application rejection letter template for landlords or property managers to professionally notify applicants. We want to reject potential tenants with very low credit score and not so solid credit history.Learn how to handle rental application rejections legally and avoid potential disputes while maintaining compliance with fair housing laws. I thank you for taking the time to work with me, but I've decided to decline your offer. " Short, simple and direct. Under federal law, a landlord who denies your tenant application because of information in a tenant screening report is required to inform you of that fact.