I've read about it in some articles and I've seen some friends who have tried it.
The idea is that if you receive a $5 note, you put it in a piggy bank or whatever, to store it and at the end of the year, you open the piggy bank and voila! You got a load of savings.
Sounds reasonable right? Wrong. I find it totally lame.
Think about it. You receive $5, when you do your grocery shopping, although you should be using your credit card to maximize your rebates. But ok, let's say for whatever reason you receive $5. You don't spend it. You keep it in your wallet for the time being til you get home. Then you go home and drop it in the container. Ok well done today.
Tomorrow, you go about your daily life and you run out of money, you