consultation services in the field of information technology, namely, computers, computer software and computer systems; computer software design, development and integration services for others; computer software development for others for using local, national and global computer networks to obtain information, purchase products and services, and to facilitate financial transactions; management of computer systems that utilize local, national, and global computer networks to obtain information, purchase products and services, and to permit financial transactions between consumers and businesses; technical support services, namely, troubleshooting of computer hardware and software problems via telephone, email and in person