42 Providing temporary use of online non-downloadable software featuring training and simulations in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security and operation of unmanned aerial systems; Design and development of computer hardware, computer software, computer systems, and information technology systems for use in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security, traffic management, operation of unmanned aerial systems; computer software integration services; technological consultation, namely, computer technology consulting for others in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security, traffic management, and operation of unmanned aerial systems; installation of computer software for others in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security, traffic management, and operation of unmanned aerial systems; technical support services, namely, troubleshooting of computer software problems in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security, traffic management, and operation of unmanned aerial systems; providing temporary use of online non-downloadable software for training and simulations in the fields of national defense, civil defense, homeland security, counter-terrorism, emergency response, maritime security, traffic management, and operation of unmanned aerial systems