The cards are as good as cash. They do not expire.
no one is going to buy you world of warcraft.
You can get time cards or a monthly subscription
You don't have to have a special account, but you have to of made a regular World of Warcraft account and have the Burning Crusade with an unused authentication key.
I don't think so.
Certain NVIDIA video cards have been known to lock up in World of Warcraft and other video intensive situations. Related links below has the link to Blizzard where it lists the supported cards.
Take a look at the link below for a site listing all available cards.
Yes they do, but is it in stock, is the question. Most of them places carry limited quantities of cards.
You can order from online sources such as Amazon, CrazyGameTime.com, MMOGA.com, GK4.me and G2Play.com
The code is differant for all mounts. You need to buy World of Warcraft Trading Cards and hopefuly youll get one in your pack or you could go on eBay and buy the card.
If you already have a valid serial number you can add it to a battle.net account and download it there :)
The price is $15 a month but theres cards with two months that can be bought at a game store.
There is no such thing as World of Warcraft: The Frozen Throne. It is called Warcraft 3: The Frozen Throne. World of Warcraft is much different.