Providing access to bulletin boards; providing access to a global computer network; providing access to global telecommunications networks relating to the financial services industry; data transfer; wireless digital messaging services; providing on-line chatrooms for the transmission of messages, comments and multimedia content among users; transmission of information by electronic communication networks; providing access to databases for social networking services (SNS); providing access to databases for shopping information service; instant messenger service for shopping information service; transmission, broadcasting and reception of audio, video, still and moving images, text and data in real time; electronic transmission of encrypted data; providing access to database for location-based social networking service (SNS); transmission of data/sound and images by network for location-based social networking service (SNS); transmission and reception (transmission) of database information via the wired or wireles telecommunication network; providing access to platforms on the Internet, as well as on the mobile Internet; electronic data interchange; provision of access to an electronic on-line network for information retrieval; providing access to a global computer network for the transfer and dissemination of information; transmission of text/image/sound via portable electronic devices