This tab shows Purchase Orders that contain the ProductThis is a read only list of purchase orders, where you will have the ability to open the purchase order directly from the form.
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By Default this will only show Outstanding Order however this can be changed by unticking the Show Outstanding Only field at the bottom of the screen.
Outstanding Only - will only show the Purchase Order that the status is Outstanding
To show Receipted or Invoiced, you would need to untick the field to show this.
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If the product is set to s Retail Product, this section will not be greyed out. available