Do not let the store clerk look at you coupon code and deny you of using them because you have more than one of the same coupon with the same numbers on them. You are allowed the go to the same website and re-print the same coupon as many times up until the coupon has reached its limit (of course the coupons are going to have the same coupon code. you are using the same computer and the same site).
Another smart way to use coupons is to print the amount of coupons for as many items of the same item as you are going to buy. In other words, if you are going to buy 6 Turkey Bacons, print out 6 Turkey Bacon coupons. Why buy 6 Turkey Bacons with only one coupon. How much are you really saving?
Here are a list of companies for great coupons. Some of them even give you cashback in your Pay Pal or bank account.
You get 10 points per coupon in which you can turn into cash