The purpose of this work is to explain more details about the offer and demand at a tourism industry, their characteristics on the tourist market, to provide an insight into the modern operations of the hospitality company and to provide a clearer picture of modern tourism and hospitality. The work consists three parts. In the first part of the work, through two chapters, we will talk about today's tourism and its characteristics, as well as about the modern tourist market, which affects tourist offer and demand. The second part of the work is oriented on the types of hospitality facilities and their work organization, principles, methods and techniques of leading business. Emphasis among tourism establishments will be the hotel, because of its complexity and multi-functionality. The third chapter will cover the organization of the hotel company, ways and monitoring of business, business results and the results of the company's performance. In the same, through definitions and theory, I will explain professional terms and details regarding the hotel business. The fourth chapter turns on to modern tourism business which is explained in forms of electronic business and digital ways of communication with tourists. Following the modernization in tourism, in the next chapter is travel agency and global distribution systems. The third part of the final paper contains the conclusion, which is written in the form of a vision of tourism and hospitality in the future. At the very end of the work there is a list of references and a list of pictures and tables.