# Introduction The **Billing** module is essential for writing and managing invoices either from a sales or procurement perspective. ## Target Group The target group for this module is the sales and purchase department. # Setup This module doesn't have any additional setup requirements. # Features ## Payment Terms Multiple payment terms to indicate when a invoice becomes due. ## Shipping Terms Multiple shipping terms to indicate how the goods on the invoice are shipped. ### Billing Types Different billing types such as: * Invoice * Delivery note * Order confirmation * Offer * ... more # Recommendation Other modules that work great with this one together are: * [SalesAnalysis]({/}?id=SalesAnalysis)