A maintenance services agreement is a legal document between two parties in which one party provides ongoing maintenance support for the other party. A preventative maintenance agreement is a service contract designed to help businesses maintain their equipment and avoid costly repairs.BearCom offers Radio Repair Service Level Agreements that can ease budget pressures and save thousands of dollars in future service expenses. Support contracts will typically include technical support and other services such as training, hardware maintenance, and software upgrades. Each good or service the City purchases has a competitive solicitation method that describes to vendors how their bid or proposal will be evaluated and awarded. 1.2g ANNUAL SERVICE LEVEL AGREEMENT (SLA). Equipment Service Level Agreements provides access to trained technicians with skills, experience, insight and ability to perform necessary maintenance. Affordable, Convenient Maintenance Service Agreements in San Antonio. Tiger Services Advanced Maintenance Plan logo. The Housing Authority of the City of San Antonio, Texas and its affiliated entities.