The Invoice page also enables you to Add an Invoice under the business you are signed in for. You can add an Invoice by clicking the 'bottom-right' Plus icon on the View Invoice page. The steps to add an Invoice are mentioned below.

1. Tap on the Customer placeholder to add a customer name. 
2. The Customer page opens from where you can select a name from the list. You can add a customer as well. To add a customer, click here.
3. The Invoice Number is automatically generated.
4. Enter a valid Reference Number for the Invoice.
5. The Invoice Date is automatically populated and can be changed using the Calendar icon.
6. The Due Date is automatically populated to today's date and can be changed using the Calendar icon.
7. Tap the Sales Quote Number or Sales Order Number placeholder to add a Quote/Order. 
8. The Quote/Order list opens from where you can select the Quotes or Orders that are already added for the selected customer. You can either Select All or Deselect All of them and Save them to apply to the Invoice. 
9. If you want to add a new Quote, click here. 
10. If you want to add a new Order, click here.
11. If you have selected a Quote or Order from the list, the Items are automatically populated. You can Update, Delete or Add Items. To know how, click here.
12. The Net Amount, VAT Amount, and Total Amount are automatically updated once an Item is selected or added.
13. Enter the Payment Terms under the Additional Details section.
14. Enter your Notes under the Additional Details section.
15. Click Save Invoice to add the Invoice.
16. A new Invoice has now been added.