The aim of this paper is focused on hotel industry and its importance for the development of tourism through history to the present. One of the key factors of the development of tourism itself as an economic branch are also the innovations in hotel industry which, given by the changes in the market and the tastes and preferences of tourism consumers, are changing and adapting year after year. This paper presents the concept of hotel industry, its guiding principles and guidelines, as well as the importance of changes and innovations in the area of tourism in the sphere of tourist activity. Particular attention has being given to the implementation of innovations in hotel business processes. In the tourist system, it is also necessary to analyze the market needs so that it can be approached with a certain attitude, technologies and a product oriented towards the desired market, formed according to the tastes and preferences of tourists in order to achieve business success.