you cant upgrade without paying but you can buy the upgrade online instead of going to the store
No, you should be able to see on your battle.net account or email
You will no longer have to upgrade an account that has Mists of Pandaria attached to it, until Blizzard makes a new expansion. Then you will have to upgrade the account to that expansion.
Yes you have to download the whole game and its patches before you can upgrade to the Burning Crusade.
It is always worth it to upgrade your account. This will give you access to the latest content and allow you to be at max level.
Yes you can download the game. But first you have to make an account and upgrade online to the world of warcraft you are purchasing then it is just as simple as downloading the installer and installing it.
buy The Burning Crusade Expansion Package,The Wrath of the Lich King Expansion,...
To get the Cataclysm expansion, simply upgrade your account. Note: To get the Cataclysm expansion, you must first upgrade to Wrath of the Lich King expansion, then upgrade to the Cataclysm expansion.
If you are receiving the error 203 when you are either trying to set up or upgrade a trial account you need to contact the accounting and billing department for World of Warcraft.
ANY place that buys or sells World of Warcraft accounts is not legit. Buying and selling World of Warcraft accounts is against the AuP and ToS that everyone agrees to when they install, patch or upgrade the game. There is no site on the internet that can legitimately sell a World of Warcraft account.
Yes. You must purchase the Wrath of the Lich King Expansion.
You can purchase and download the game from the Blizzard Store or upgrade it via your account management area on the World of Warcraft Website.
Blizzard recently required all world of warcraft accounts to be upgraded to Battle.net accounts. The upgrade is free and takes only a few minutes. Try upgrading your account and see if that helps.