“…TRA has been applied extensively in the field of social psychology, marketing, applied management, healthcare and technology adoption studies (Chang, 1998;Kolekofski & Heminger, 2003;Ryu, Ho, & Han, 2003;Samieh & Wahba, 2007;Shih & Farn, 2008). Notwithstanding the expediency of this theory, Sheppard et al (1988) critically commented that TRA could not accurately predict one's behaviour.…”