PayPal Invoice is a powerful tool that seamlessly integrates with e-commerce sites, making it easy for businesses to generate and manage invoices online. Whether you run a small online store or a large e-commerce business, PayPal Invoice offers a range of features that can streamline your invoicing process and enhance customer experience. In this article, we will explore the basics of PayPal Invoice, its key features, the importance of integrating it with e-commerce sites, the integration process, the benefits of integration, and troubleshooting common issues.