SPS lite Sales -when we want to edit the transaction, then we save but it will add new transaction, not modify the transaction and the transaction in the list is update. Bank transfer For bank transfer, when we want to edit, it is updating the data but it also create another transaction. when we delete one transaction, it will delete all the transaction that is same with the original. Loan Repayment When deleting transaction in loan repayment list, then we click the print listing button, the previous deleted transaction will appeared.