Application programming interface for computer software facilitating location-based search on public buildings, public services, companies, stores, restaurants, theatres, movie theatres, people, located at a specific or proximate location; application programming interface for computer software to enable social and professional networking, information distribution and exchange, up-loads of content, advertising and promotional information and to provide location-based electronic commerce information for use on computers, portable and handheld electronic devices, wireless-enabled devices for communications including telephones, tablets, smart phones, mobile telephones; application programming interface for computer software facilitating the transmission, reproduction, display, organization, management, manipulation and review of messages, texts, images, files, video and audio-visual content and other data for the facilitation of communications between two or multiple users by means of a communication network using the Internet; application programming interface for computer software for enabling messaging and instant messaging via the Internet over computer terminals, portable and handheld electronic devices, wireless-enabled devices for communications including telephones, smart phones, mobile telephones, including sending, receiving, deleting, editing, formatting, managing, sorting and searching for messages and instant messages between two or multiple users

Location-based online social networking services for providing and exchanging information between users located at a specific or proximate location in order to meet