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How to add a payment to a purchase order?

How to add a payment to an invoice?

How to download your list of credit notes in PDF format?

How to download your invoice list in PDF format ?

How to download your list of purchase orders in PDF format?

How to create a credit note?

How to download your list of advances in Excel format?

How to download your list of payments in Excel format?

How to download your list of credit notes in Excel format?

How to download your invoice list in Excel format?