“…Compatibility Thong (1999), Karahanna et al,(1999), Beatty et al, (2001), Mirchandani and Motwani (2001), Kendall et al, (2001), Wu and Sawy (2003), Ching and Ellis (2004), Teo and Ranganathan (2004), Grandon and Pearson (2004) , Al-Qirim (2005), Wu and Wu (2005), Jeon et al,(2006), Huy and Filiatrault (2006), Chong (2006), Sparling et al, (2007), Al-Qirim (2007), Afzal (2008), Sameni and Khoshalhan (2009), Ghobakhloo et al,(2011b) Trialability Kendall et al, (2001), Wu and Sawy (2003), Zhang and Huang (2004), Wu and Wu (2005), Chong (2006), Sameni and Khoshalhan (2009) Observability Karahanna et al, (1999) Harrison D. et al, (1997), Venkatesh and Davis(2000), McKinney (2001-2002), Kula and Tatoglu (2003), Riemenschneider et al, (2003), Sarosa and Underwood (2005), Dawkins and Frass (2005), Ghamatrasa (2006), Celuch et al, (2007), Nasco et al, (2008), Abbasi et al,(2010), Niehm et al, (2010), HAJIHA, et al, (2010 www.ccsenet.org/ass Asian Social Science Vol. 11, No.…”