35 Business consulting services, namely, providing consulting services to third parties in the use of a global computer information network to promote their goods and services; Marketing and advertising services, namely, promoting the goods and services of others by placing advertising on a global computer information network; Referrals for professionals in fields of endeavor requiring licenses or specific credentials such as industry certifications to practice their trade such as lawyers, accountants, electricians, plumbers, home improvement contractors, aircraft mechanics, physical therapists and computer programmers