A maintenance agreement is essentially a contract between you and your HVAC company for ongoing service. A maintenance services agreement is a legal document between two parties in which one party provides ongoing maintenance support for the other party.This Agreement is entered into as of the ______ day of ______, _____. Typical response time is less than two hours. Diagnostic and repair time will be billable at the prevailing discounted labor rates. This Maintenance Contract template is available for use on UpCounsel. After logging in, select from the Menu, Personal Services, Manage Credit Card Information. How to fill out the Shared Driveway Maintenance Agreement? Agreements. Principal Agreement; Communication Agreement; Residential Agreement; Voice Data Video National Agreement; B Maintenance Agreement. Understanding how to make a fair spousal maintenance agreement can help divorcing couples avoid financial troubles in the future.