SUPERMARKET TIPS ... MAY NOT ALWAYS WORK BUT WORTH A TRY.

Did you know listening to upbeat music while you grocery shop may help you spend less? Or that "10 for $10" promotions can sometimes cost you more? Reader's Digest talked to supermarket employees, industry experts and grocery shopping gurus to put together an exhaustive list of the strategies supermarkets use to get shoppers to buy more, as well as some insider advice for shopping smarter. We went through the list and pulled out the 15 best tips for saving money at the grocery store.

1. Don't feel the need to fill your shopping cart.

Shopping carts are getting larger because testing reveals that they encourage customers to buy more. Make a conscious effort to not fill an enormous cart, or grab a basket instead of a cart whenever possible.

2. Go beyond milk, bread, bananas and eggs when comparison shopping.

These four items are the ones customers most commonly rely on to compare prices between stores, but you'll have an easier time identifying deals if you make a longer list of the items you purchase most and the price you usually pay. Keep it in your phone for easy reference while out shopping.

3. Start shopping in the middle of the store.-READ MORE