Add your business name
Add your business address
Add your contact information
Add the invoice title
Add a unique invoice number
Add the invoice date
Add the due date
Add the customer name
Add the customer address
List the products or services provided
Include the quantity for each item
Include the unit price for each item
Include the line total for each item
Add the subtotal
Add any taxes
Add any discounts
Add the total amount due
Add payment terms
Add accepted payment methods
Add notes if needed
Review the invoice for accuracy
Send the invoice to the customer