82.30.Z - Organisation of conventions and trade shows
46.19.Z - Agents involved in the sale of a variety of goods
47.19.Z - Other retail sale in non-specialised stores
47.91.Z - Retail sale via mail order houses or via internet
63.12.Z - Web portals
73.11.Z - Advertising agencies activities
73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television
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
79.90.C - Other reservation service activities not elsewhere classified
85.59.B - Other out-of-school forms of education, not elsewhere classified
93.29.B -
96.09.Z - Other personal service activities not elsewhere classified
