System integration is the process of combining different components of a system into a single, unified system. It is the process of connecting different systems and software applications in order to share data and resources. System integration can be used to combine different systems into a single system, or to integrate different components of a single system. It is a key element of any successful business strategy, as it enables businesses to make better use of their resources and increase efficiency. System integration can also be used to integrate existing systems with new systems, such as a new customer relationship management (CRM) system. By connecting different systems, businesses can create a more efficient workflow and reduce the need for manual processes. System integration can also be used to improve customer service, as it allows businesses to quickly respond to customer inquiries and provide better customer support. System integration is an important part of any business, as it allows businesses to increase efficiency and reduce costs.