Computer services, namely, planning, designing, developing, selecting, installing, customizing, maintaining, upgrading, testing, and repairing computer software, and technical support services, namely, troubleshooting of computer hardware and software via telephone, online, and in person at customers' homes and offices; consulting services in the fields of planning, designing, developing, selecting, installing, customizing, maintaining, upgrading, testing, troubleshooting, and repairing software, via telephone, online, and in person at customers' homes and offices; computer diagnostic services; computer disaster recovery planning; computer programming; computer project management services; computer security services, namely, planning, designing, selecting, installing, customizing, maintaining, upgrading, testing, troubleshooting, and repairing virus-protection and firewall software, and restricting access to and by computer networks to and of undesired individuals, facilities, media, and web sites; computer systems analysis, configuration management, and integration; computer consultation; computer diagnostic services; computer disaster recovery planning; computer programming; computer project management services; planning, designing, selecting, installing, customizing, maintaining, upgrading, testing, troubleshooting, and repairing virus-protection and firewall software, and restricting access to and by computer networks to and of undesired individuals, facilities, media, and web sites, for others; computer systems analysis, configuration management, and integration; conversion of data and documents from and to electronic and physical media and into different forms of digital content; custom software development; data backup and recovery; data encryption services; data mining; testing, analyzing, and evaluating the services of others for the purposes of computer certification