I always argue on the side of the money saver, because I know from personal experience that coupons save me thousands of dollars a year on food. I also know that I shop really, really well and that not everybody cares to spend as much of their leisure time in this way.
Shockingly or not, couponing is not difficult, just a learned pattern of behavior like anything else. You will need to be open to taking a few weeks or months to learn the proces...