Usually just useless and the most expensive item marketers put on the top shelf, mounted at eye level. To save pay attention to the products located on the lower shelves.
The longer you shop, the higher the probability of acquiring unwanted purchases. You can take player with your favorite music. It will distract from other goods.
Before going to the store, make a list of necessary purchases. It is not necessary to pay attention to the flashy and colorful packaging, often hidden beneath the usual unnecessary product.
Go to stores that provide a discount on the product, but bring only a certain amount on your purchase. In this case you still save on their purchases.
If you end up in the shop is a child, explain to him just what product you go and what extra money is not taken. Act reasonably and prudently, only in this case you do not overpay for purchases.
The money saved you can spend time with my family, going somewhere.