In this book the authors, dr. Gitana Tolutien and dr. K stutis Trakselys, presents: Basics of the adult interaction and Didactics of andragogy. Key topics:Communication: conception, development and technology;Communicative competence: individual, media, culture and ecology;Business communication of organization;Image is a tool of business communication;Intercultural (international) business communication;Theoretical aspects of the didactics of andragogy;Heterogeneity management of adult students; Principles of andragogical consultation and etc.