Integrated Marketing Communications (IMC) is an important marketing approach to establishing a brand with messaging that conveys the resources and ideas across many social networking platforms to create “one look, one feel and one voice” approach. It aims to integrate a company’s public relations and customer relationship management functions. Furthermore, it also can help the organizations to make the better relationships and good communicating between them and their customers (Belch, G. & Belch, M., 2004). Based on the definition of IMC above what you have to learn in this IMC subject, this paper will talk about two major parts of integrated marketing communication include the customer initiated marketing communication model and the basic model of consumer decision making.