When you go in on the iTunes store it should say at the top how much you have left on the itunes gift card. you spend it by buying stuff(songs, videos, etc.) and the ammount should be deducted from your gift card.
It has no value once you have redeemed it at the store or other business. You can toss it, or keep it in your memorabilia.
After you get credits in AppBounty, you can spend them in clash of clans on gift cards from iTunes.
They do, but as far as I know, you have to purchase them in a pack of three. So you spend $30 for 3 $10 cards.
They expire after 2 years if not redeemed. If you have already put the code in, you can take as long as you want to spend your money!
itunes cards, sports equitment, food, car, college, flowers, gummi bears, clothes, games, video games, ect.
Go to iTunes Store when on iTunes and click the "Redeem" button
Yes!
Since it stays in your account, you save it. Next time you get an iTunes card, the leftover amount will be added onto the amount of the card. If you get enough iTunes cards, these extra credits will eventually add up to the amount needed to buy a song!
Walgreen's sells Apple iTunes gift cards to buy music. As far as gift cards to spend money at the apple store? You will have to go to an apple store to purchase that. You could also go to the apple website and order a gift card on-line and have it shipped to you.
Prepaid credit cards are better than standard credit cards in that you're less likely to get in over your head financially. Standard credit cards are one of the primary ways people build debt but with a prepaid card you can only spend what you already have.
I think that you can, but I'm pretty sure you would have to do it on iTunes Store which is on your computer.
On pokemon cards
Gift cards are like money; you can spend them at will, however many of them you may have.