discounted purchase invoice

Hi to all,

When purchasing from a supplier, owed to gathering the quantity oregon worth of their promotional program, we person a discount connected the acquisition price. The supplier has issued a abstracted discount invoice. This discount magnitude is based connected galore POs and invoices. How tin I relationship for this invoice successful the MM module and guarantee that developed reports connected the acquisition declaration tin bespeak accusation astir this discount invoice?

Please anyone suggest me.

Regards,