Computer software for use as an application programming interface (API) for software realization online, namely, for use in social networking, building applications for social networking and for retrieving, uploading, downloading, gaining access and managing data; software for uploading, downloading, gaining access, posting, displaying, tagging, blogging, streaming, linking, sharing or otherwise providing electronic media or information via computer and communication networks; computer application software for mobile phones, portable media players, handheld computers, namely, software for use in social networking; computer software for tracking people and objects using GPS data; downloadable mobile applications for electronic communications, including chats, email and discussions; software for facilitating the exchange of information via the internet featuring collaboration tools; downloadable mobile applications for the purpose of organizing, storing and displaying tourist and travel information; downloadable mobile applications enabling travellers to communicate and to exchange experiences as well as text, image and video material; downloadable mobile applications for the purpose of travel planning; downloadable mobile applications for sharing restaurant and food reviews and ratings; augmented reality software for use in mobile devices for integrating electronic data with real world environments, namely, for uploading and viewing videos, photos, drawings and 3D renderings, listening to and uploading audio recordings, and providing geo-located information; downloadable software in the nature of mobile applications, namely, for facilitating travel arrangements and reservations, planning travel, travel research, locating and writing travel reviews