“…Besides, online sellers deliver the goods to the buyer's home, and customers can order as many items as they can afford [4], Manuscript received April 25, 2013; revised June 20, 2013. Sri Astuti Pratminingsih is with The Widyatama University, Bandung, Indonesia. (e-mail : sri.astuti@widyatama.ac.id) Christina Lipuringtyas and Tetty Rimenta Lipuringtyas are with State Poly technique of Jakarta, Kampus UI Depok, Indonesia (e-mail : lipur27@gmail.com, rimenta@yahoo.com) [5]. Despites its advantages of using online shopping, consumers still reluctant to purchase from websites because of various factors such as the legitimacy of the a websites, product quality, security and information privacy and also post purchase service and trust [4] - [6].…”