Answer to Question: ERP systems have a very complex project structure and it requires various sytems to be installed within the ERP system with the integration of the business processes. In the 21st Century, ERP implementations are considered to be the most important prat of system applications in organizations. Sometimes, the project bears risks because it has a lot of variables associated with it such as costs, budget, size, development team etc. Strategic Information Systems applications can pose threats to an organization. However, non-strategic applications possess tasks which are important for success. Similarly, an ERP system is very much strategic because it incorporates all the busines processes of a company associated with software applications. Some companies hire external cosultants from different firms to help them with ERP implementations. An ERP project needs highly skillful people to execute during the actual implementation process. The organization tends to hire consultants to get better advices to implement better systems in the future for the benefit of their company. That is why they call in expert consultants.