The rapid development of technology has forced companies to consider new forms of marketing and adapt traditional marketing activities in order to remain competitive in the market. The subject of research of this thesis deals with the research of marketing activities of small companies from the aspect of application of new technology in the promotion and sale of products and services. The objectives of the paper are to investigate how the digital economy has influenced the marketing activities of small businesses and to what extent it affects their innovation and business success. The paper also defines the forms, advantages and disadvantages of the influence of emarketing and social networks on the marketing activities of small businesses and on the branding of their products and services. In this paper, secondary sources of data were used, that is, professional and scientific articles in Croatian and English, as well as relevant Internet sources were used. In order to achieve the goal of this work, the following methods are used: comparative method for comparing terms from different literature, description method for defining key terms, inductive method and deductive method. The mentioned sources and methods were used in order to achieve the goals and prove the hypotheses of this work. In order to prove the hypotheses of the work, a survey questionnaire was created, which was available from April 2022 on social networks. In the paper, research was conducted on the topic of the very title of this paper, and the obtained results tell us how the respondents became familiar with social networks, but not with the method and influence of social networks and e-marketing in the business of small businesses. Numerous authors indicate the same in their research and case studies, therefore the question arises – how and in what way to simplify the operations of small businesses and their involvement in e-marketing.