Update Non-Gst Invoice

1. Visit https://zepbill.com/dashboard.

2. Click "Sales->Non-GST Invoices in left side Navigation Bar.

3. Open any invoice you want to update.

4. Click "Update Invoice" button.

5. Click "Contact Email" input field to update contact email.

6. Click "Contact Phone" input field to update contact phone.

7. Click "Invoice Date" input field to update invoice date.

8. Click "Purchase Order Number" input field and modify purchase order number.

9. Click "+ Add Product/Service" to add more products/services.

10. Click "Additional charges" input field and modify additional charges.

11. Click "Discount" input field and modify discount amount.

12. Click "Update" button.