68.20.Z - Rental and operating of own or leased real estate
73.11.Z - Activities of advertising agencies
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
74.20.Z - Photographic activities
82.19.Z - Photocopying, document preparation and other specialised office support activities
82.30.Z - Organisation of conventions and trade shows
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.60.Z - Educational support activities
