Technical support after the sale is easily the most important ingredient of any proposal. We at Advantage Telcom are completely confident in our products and our abilities to implement and maintain them. As an integral part of every product we sell, we commit to our customer to furnish complete coverage and support throughout the duration of the manufactures warranty period to include all services shown below. MAINTENANCE SERVICES: Regular maintenance service (non-emergency) during the warranty period will be provided at an hourly rate to the Customer during normal business hours (8:00 a.m. to 5:00 p.m. Monday through Friday, except holidays), with a Four (4) hour response. Emergency service during the warranty period (service required due to the equipment's inability to accomplish either incoming, outgoing or internal calls, for Telephony) and (LAN-to-LAN, or LAN-to-WAN non-connectivity for Network) will be provided at an hourly rate to Customer seven days a week and twenty-four hours a day, with a Four (4) hour response. Advantage Telcom agrees to replace or repair necessary parts without additional charge to the Customer. Replacement parts may include reconditioned parts. Maintenance parts will be furnished on an exchange basis, and the parts that are replaced become the property of Advantage Telcom.