Letter to Request Arrears of Rent - Sample, Template Letter to Request Arrears of Rent. This is a letter that can be used to notify tenants that they are in arrears and request that the outstanding balance be paid immediately. The document provides a simple template that enables a person to set out the outstanding sum and the details of missed payments. How to use this document.4.7/5(3) Rent arrears template letters | Templates and guides for Rent arrears: template letter 1 - the first letter to send to a tenant if they have not paid their rent. Rent arrears: template letter 2 - the second letter to send to a tenant if they have not paid their rent.