Select and drag from the list below the explanation that best matches the terms on the left. Incremental Process of taking the theoretical model and turning it into a working system. Critical Success Factor. Third step in systems implementation. Looking as far into the future as possible to anticipate changes in advance. A method for computing the return on investment. Conversion process which brings on new system a little bit at a time. Ensuring a system can adapt to changing requirements and growth Model that forces analysts to show the net benefits of technology expenditures Type of conversion that involves more cost and time since you are maintaining two systems. Analysis, design, and implementation. Point in time when the purchase of goods or services is completed The end result of the system analysis phase A CSF that involves support for the project and prompt response to potential people problems. Second step in systems implementation