Interaction capture from PO to PR

Summary:

After PR and PO approval, business want to update communication on progress of PO which can be seen on PR screen by requestor. So requestor can understand about progress of PO. In current situation, requestor needs to call buyer to check the status of PO. It's very irritating to both buyer and requestor.

This later we will capture in report as well.

How can we achieve in oracle ?

Content (required):

After PR and PO approval, business want to update communication on progress of PO which can be seen on PR screen by requestor. So requestor can understand about progress of PO. In current situation, requestor needs to call buyer to check the status of PO. It's very irritating to both buyer and requestor.