It would be helpful to show the other information ( Invoices Order , Delivery Note in the Invoices Tab ) and ( Purchase Order , Goods Receipts in the purchase invoice tab) before the description. it should be also, shown in the Statement of Account for the supplier and customer. these information will be helpful in account reconciliation.
Please do not divert topics with unrelated questions. I have moved your suggestion to a new topic where it might receive some visibility.
The information you request should be shown if the corresponding tabs are enabled and the transaction has relevant numbers associated with it. If no numbers exist, Manager suppresses the columns. If you can find an example where existing information is not shown, please post screen shots.