Your letter should have a professional and informative tone, covering exactly why you're denying their rental application. Download a customizable rental application rejection letter template for landlords or property managers to professionally notify applicants.Just ghost him for a while until new tenant is moved on. Good evening, BP. I'm writing my Tenant Rejection Letter and found some reasons online as to why a tenant is denied their application. No, not for any reason. We outline the essential state-specific Landlord-Tenant Laws for California. Learn about tenant rights, security deposits, essential notices, and more. Did you successfully apply on Zillow? You should always act fairly, professionally, and compliantly when rejecting rental applications. Check out our guide below for the best practices.