73.11.Z - Activities of advertising agencies
70.21.Z - Public relations and communication activities
73.12.B - Intermediation in the sale of the place on advertising aims in printed media
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
73.12.D - Intermediation in the sale of the place on advertising aims in other media
73.20.Z - Market research and public opinion polling
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.11.Z - Office administrative service activities
82.19.Z - Photocopying, document preparation and other specialised office support activities
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
