Piotr Chmielewski SOCIAL MEDIA NOW

85.59.B - Other out-of-school forms of education, not elsewhere classified

47.91.Z - Retail sale via mail order houses or via Internet

58.11.Z - Book publishing

62.01.Z - Computer programming activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

63.99.Z - Other information service activities not elsewhere classified

66.19.Z - Other activities auxiliary to financial services, except insurance and pension funding

73.11.Z - Advertising agencies activities

73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (Internet)

82.30.Z - Organisation of conventions and trade shows