Abstraсt. The article is concerned with the implicit pragmalinguistics which studies a person’s unconscious choice of verbal means to maximize the impact on the listener. The principles of hidden or implicit pragmalinguistics are put forward. They reveal the dependence of the actualization of hidden grammatical meanings on the speech situation of communication. The present article focuses on the characteristics of blogging as a form of comprehensive political communication. The paper aims at examining the specific features of political online written diaries in open social networks. It is established that the implicit speech influence on mass addressee is carried out by means of speech signals. These verbal signals actualize the plans of emotive and conative-aimed implied speech strategies of the hidden influence of the text sender on its recipient, so the author’s speech portrait is drawn up. Grammatical and textual forms of grammatical and textual categories are considered as speech signals. Along with them implicitly influencing derived lexical units formed by various word-building means are presented as verbal signals in the paper. It is formed the concept of speech behavior. According to the key features of a New Zealand politician’s speech behavior his personality is revealed. It has been developed in the form of the political leader’s speech habits based in the conditions of his national culture.