Yeah I agree to, don't enter in codes your not eligible for. Chances are they won't look into it too much and there's a more than likely chance they wont bother you at all and just do the rental; but if something did happen, you can't be upset at all. Hertz has all types of Corporate discounts, even if your a member of Costco or BJ's you still save at least 5%, AAA members save up to 20% AARP save up to 10%.