of giving or exchanging of information
1.According to level of language: FORMAL INFORMAL 2.According to communication channel: VERBAL NON-VERBAL
Between people who don’t know each other and/or are not friends a teacher and a student a policeman and a driver a shop assistant and a customer
friends schoolmates family/relatives colleagues
spoken or written language (through words); about 6 thousand languages in the world; people can: ask questions talk about past, present and futureexplainpersuade make promises tell lies tell truth
FACE-TO-FACE you can explain your emotions by your voice (it means by stress, intonation) WRITTEN people write letters, s, text messages, postcards, notes and so on you have more time to write down your thoughts you can read your ideas, change or correct them vocabulary of a written text can be more complicated