It’s a trick I’ve already been using for some time, thanks to CouponMom. But this article has quite a few great tips for both the novice and the expert.
One thing I will say, be careful if you buy coupons on eBay. There are a lot of scam artists out there who are shipping out fraudulent coupons. If you want to buy coupons, check out more established sites like The Coupon Clippers or The Coupon Master.