Advertising, namely, rental of advertising space on the Internet; dissemination of advertisements via online communication networks; marketing services; organization of events, exhibitions, fairs and shows for commercial promotional and advertising purposes; advertising sponsorship, namely, the promotion of the use and administration of advertising on a social network; promotion of third-party goods and services via global computer networks; advertising services in virtual spaces and areas; classified ad services; digital advertising services; provision of online marketplaces for buyers and sellers of goods and services; business management, namely, updating and maintenance of data in computer databases; data search in third-party computer files for others; business management, namely, management of files and records relating to patient health status for business purposes; collection, systematization, compilation and analysis of personal and commercial data and information stored in computer databases for business purposes; providing business information directory services via a global computer network; information, advisory and consultancy services relating to business management and commercial administration provided online or via the Internet; systematization of data in computer databases; providing business information about business contacts; transcription of communications; commercial administration, namely, compilation of data and information in computer databases; electronic data processing services; personnel selection for others; commercial administration services for processing of sales carried out on a global computer network; provision of commercial information from online databases