Specifications include, but are not limited to: -Vendor shall be a DSX certified dealer, and provide documentation from DSX for proof. -Vendor shall be qualified to install, maintain, and service Metro’s existing security systems. -Vendor shall be available 24 hours a day/seven days a week. -Vendor must show proof of liability insurance. -Vendor must state all routine service rates that will be charged to Facilities Management. -Vendor must state all regular and overtime hourly rates that will be charged to Facilities Management for services provided. -Vendor will respond to any service call within 2 hours of notification, unless otherwise specified by Facility Management representative. -Vendor will give written explanation of work completed and have it signed by representative of Facilities Management responsible for the facility before leaving the job site. -All invoices billed to Facilities Management must itemize all labor and material charges; these charges must be in accordance to the specifications in the contract. --Facilities Management will not process or pay any bill not itemized. -Facilities Management will not pay any mileage or daily truck charges. -All charges not included in the contract will be absorbed by the vendor. -Vendor will be subject to periodic evaluations on performance and compliance with contract specifications