What is an invoice?
Who issues the invoice?
Who receives the invoice, the consignor or the supplier?
From the invoice on the next page, who is the supplier?
From the invoice on the next page,what is the invoice number?
What date was the invoice sent?
How much does a ream of A4 105 g paper cost?
How much tax does the buyer have to pay?
How much did the buyer pay in total?
What are the terms of payment?