Li (Li & Cheung, 1987, pp. 15-28) argues that Bailey and Pearson’s list of factors presenting 39 criteria for Information System quality, are in line with identified dimensions of DeLone and McLean (1992). The flaw is that they have left out the dimension of “organizational influence”, which is due to a fact that users of all levels are more concerned with the influence of Information System on personal performances, rather than to the performances of the organization as a whole. Therefore, they propose to add performances that should correct this overlook to the Information System performances influencing the quality of organizational functionality. “Re-done” method looks as follows: