PO is not communicated to supplier for newly created delivery to locations

Summary:

We have a supplier for who PO is not communicated for newly created locations, i have checked all the setups everything looks fine, supplier was asking that do we need map the newly created locations for B2B communications in either of the systems, as of my knowledge we don't have any mapping for newly created locations as locations are already mapped to BU. How to resolve this issue?

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