When we need to get payment from any client/customer then first required document is payment invoice, because on the base of payment invoice client/customer will pay us.

So we need to include everything in invoice which customer can understand easily, here is a sample of invoice which you can use to take idea to generate an invoice

Parts Of invoice

1. Your company Name and address In left side
2. Company Phone and email under the name
3. Invoice number and date in right side
4. Total due amount of invoice under invoice date.
5. Customer/client name and address
6. Details of items with quantity, price and total amount
7. Subtotal of all items
8. Tax they will apply
9. Final total subtotal + taxes