You manage a sales firm, and you issue laptops to all salespeople. Salespeople can input orders and submit them electronically while on the road. You have had a few problems with this system. In one instance, an order for 5 PCs was input by the salesperson as 500 PCs. In another case, the salesperson failed to input a delivery address. Identify 2 control procedures that could have prevented the problem, and explain why each of the controls would have helped.