Общество с ограниченной ответственностью Издательско-торговая корпорация "Дашков и К". 2018. 411 с.
In the modern world, more and more different methods of collecting user data are used to further use them to optimize marketing and (Public Relations) PR strategies. This article is devoted to analyzing different data collection methods and providing detailed information on when each data collection method is effective for advertising and PR strategies.