Management’s dilemma, when allocating financial resources towards the improvement of IT, is to control financial risk and maximize IT effectiveness,The resources allocated How infrastructure in the organization to have the greatest effect. Researchers Earlier about what concepts are related with the impact of IT would have done extensive studies. The studies confirmed a positive statistical correlation between technical readiness and flexibility IT the effectiveness of IT. The purpose of this study was to examine the relationship between these two variables on the effectiveness of IT. Finally, the outcome of this study was to develop knowledge in order to better allocate resources to achieve greater effectiveness in the information technology. Accordingly, the three questions posed in the form of a structural equation model was presented. The general approach of this research is descriptive survey research. Malek’Ashtar University employees are society of this research. In This study simple random sampling method was used. The study questionnaire distributed in the sample after determining and confirming indicators independent and dependent variables related  by Experts. Using the first-order confirmatory factor analysis indices fitting assessed to analyze the data, then use the second order factor analysis studied fitting model concepts finally, assessed structural equation modeling conceptual model. The study have been used of smart PLS software for data analysis. The results obtained indicate that there is the relationship between organization technical readiness and flexibility information technology to the Effectiveness IT. This Subject shows the positive impact of organization technological readiness and information technology flexibility on the Effectiveness IT on the organization.