Success of any business much depends on its promotion, including advertising. The authors have set as a purpose of the article the revealing and exploring the trends in contemporary global market of advertising services. Methodology and Results: having been based on the evolutionary approach to the advertising services global market, and analysis of the relevant statistical data, the authors have systematized the main trends in the development of the global advertising market as well as have highlighted the key factors which determined the trends, and provided some explanation to the factors. The special attention has been paid to the shifts in global advertising market produced by the COVID 19 global pandemic crisis. Besides, the authors have revealed and analyzed the particular directions of the global advertising market development within the general trends. Having applied the pragmatic approach to the study, the authors have elaborated some recommendations that may help the business to develop its strategies in line of the trends in and the development directions of the contemporary global market of advertising services, becoming so far more competitive.