35
Conducting business and market research surveys; creating indexes of information, sites and other resources available on computer networks; data processing services; preparing audio-visual presentations for use in advertising; sales volume tracking for others; acquisition of commercial information; administration relating to sales methods; advice and information about customer services and product management and prices on internet sites; advice on the analysis of consumer buying habits and needs provided with the help of sensory, quality and quantity-related data; data processing services of data from users and from activities of users visiting websites of others to measure customer satisfaction and estimate future behaviours of users of such websites of others
42
Consultancy and advice relating to the evaluation, choosing and implementation of computer software, firmware, hardware and of data processing systems; creating programmes for data processing; data conversion of electronic information; encryption, decryption and authentication of information, messages and data; data conversion of data or information from users visiting websites and other general information sources, namely, information to measure customer satisfaction and estimate future behaviours of users of such websites
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