A billing system is a feature of enterprise resource planning (ERP) systems that tracks financial transactions and accounts receivable. It generates invoices, processes payments, and allows businesses to maintain records of customer purchases. Its purpose is to streamline the process of billing customers, making it easier to organize and track customer payments. By automating critical tasks such as invoice generation, billing systems reduce errors and enable businesses to focus on their core operations. In addition to being an essential asset for business success, billing systems are also cost-effective solutions that can help businesses save time and money.