1. Stock Level Accuracy: The system's effectiveness is dependent on the accuracy of the store's stock levels. If the stock levels are not accurately maintained, the system could either order too much or too little stock. 

2. Payment Approval: The system automatically approves payments to suppliers. If there's an error in the order or the supplier fails to deliver, the store could lose money. Recommend to Jordan two improvements to the software's implementation that would address the faults.