The key to a successful proposal letter is providing an insightful summary of the attached proposal. If you are confused with where to start with your cleaning service proposal letter, you should use our ready-made Proposal Letter for Cleaning Service Template. This document is complete with a professional format and content that you can easily edit using your preferred software and device. Plus, it is print-ready and shareable, which means you can use it for email, too! We guarantee you can write a persuasive letter with this template. Get it now!