process of persuasion. It studies how people’s attitudes are changing. The ELM states that persuasive messages are received in two different ways: by central and peripheral route. Although both are persuasion techniques which may bring effective results, they are different in terms of the amount of cognitive effort that receivers have to put into understanding the message (Petty & Cacioppo, 1986). According to Petty and Cacioppo (1986), central route is based on the detailed and careful analysis of arguments