Its hard to imagine life today without computers. Virtually any transaction that takes place today, whether it is on a personal level or for business, it is safe to say that computers are involved. However, in order for computers to work properly, there are several things that need to come together. One of them is software. In order to create software, they will need system analysis and design or (SAD). When someone says systems analysis and design, there are three things happening here as the words show. As far as systems are concerned, it is a collection of procedures put in place to do a specific activity.