When analyzing IT ROI, the ROI-sustainability factor is often overlooked. The long-term rate of ROI from IT-initiatives is often quite different from the upfront estimations based on short-term analysis of the single initiative on its own; many IT decisions have ROI-impact that can span multiple initiatives and vary throughout the lifecycle.
This article was written with the intent to be an easy-read with clear takeaways that are relevant to the majority of CIOs and CTOs.