In recent years, social networks and search engines have been a powerful marketing tool for advertisers in communicating with mobile users. Today there is almost no person who does not own a smart device that has access to the internet and at least one account on one of the many social networks. Therefore, the aim of this work focuses on the impact of mobile advertising through social networks and search engines on the awareness and behaviour of users thereof. The study confirmed the theoretical assumptions of age. The study demonstrated the strong influence of social media advertising and search engines on user behaviour. A large part of the results indicate a negative attitude towards ads. Respondents believe that ads are often imposed by advertisers, thus invading their privacy and stay on mobile devices. Also, regardless of negative attitudes, social media users are shopping online through their smartphones and are making mobile ads easier to buy. Also, regardless of negative attitudes, social media users are shopping online through their smartphones and are making mobile ads easier to buy. It is therefore clear that mobile advertising is the primary preconceives for the development of internet sales. The research conclusions provide guidance from users that can help marketing professionals improve and improve advertising of specific businesses through social networks and search engines. According to all of the above, it is clear that only further advances in mobile advertising through social networks are expected.