Of course, you could just solo too.
In World of Warcraft: The Guilded Age, Nick Breckon of Shacknews takes and in-depth look at the disadvantages, advantages, and issues with guilds in WoW. It also happens to be a good introductory article if you have no idea what a guild is.
It's hard to treat World of Warcraft like any other game. With nine million players worldwide and growing, it's a phenomenon. The average server, or instance of the game, has a population of thousands online at any one time. With so many people packed into the same world, cooperation offers a clear advantage to those who seek virtual success.
Keep reading the feature at Shacknews.
To read the latest guides, news, and features you can visit our World of Warcraft Game Page.