Initially, when the iTunes gift cards were being designed, it was intended to give the gift of music. To get the card you have to buy it from the apple store and give it to someone you love. Just like any other card, the card features a sequence of numbers and letters. To redeem it you have to insert the colors to your apple account and purchase the product you are interested in.
As mentioned, the card is intended to help you enjoy your favourite music, but with the arrival of the App Store, there are many things that you can buy from the store. Besides listening to music, you can also watch videos, download apps, games, movies, books, TV series, and many other things. You can also hop over to this site to get free iTunes gift cards.
How to get the card
The obvious way to get the card is to buy from apple. There are many cards that will be at different prices and all you need to do is choose the one you want. You can also get a card from your favourite store. For example, eBay, PayPal and other companies have offered cards as a way of appreciating their customers.
You can also get cards from taking surveys. Survey companies will ask you to answer a number of questions after you are given a card that you can use to buy one of your favourite products.