Thank you. This helps, however bad the news is. I can say that our consultants have thrown in the towel on this, and recommended I put in a case with NetSuite, which I have. The behavior I see is at odds with what is presented in the SuiteAnswers article with answer Id: 36699, and Title:Planning action messages. It seems…

Still learning how the forum works, so I replied to my own post rather than replying to you. In response to your first question, everything is Lot for Lot. I've set Planning time fence on many items in my Sandbox to 30 days. Then I created a firm purchase order about 3 days later than the recommended PO. Then deleted that…

Thank you also Gavin Davidson. 

Thank you CDobbins. In response to your first question, everything is Lot for Lot. I've set Planning time fence on many items in my Sandbox to 30 days. Then I created a firm purchase order about 3 days later than the recommended PO. Then deleted that supply plan, and reran supply planning. And NS dropped another planned…