Increasing the efficiency of the organisation of hotel and restaurant complexes by apply international information technologies

The article the essence of international information systems and technologies in the hotel and restaurant sphere. The need to integrate software into the operation of hotel complexes and restaurants as a basis for the formation and strengthening of competitive advantages for business entities in the rapidly growing market of hotel and restaurant services is substantiated. The role and features of the use of individual tools of international information technologies and systems in the hotel and restaurant business are highlighted. Information and communication facilities, components and tools that enable the storage, access, monitoring, processing and transmission of information in digital form are described. The most popular and downloaded programs in the hotel and restaurant industry in the world according to the results are described. The most common trends in information systems and technologies in the hotel and restaurant business have been identified, including mobile technologies (mobile applications, chatbots, virtual queues, QR codes for menus), contactless payments, the Internet of Things, robots, and virtual tours. The use of information and communication technologies in the hotel and restaurant business are highlighted.