I am not exactly sure when the TBC Classic Gold event is functioning as planned. At the moment, Stormwind is completely overrun with ghouls that are rampaging through the streets and slaughtering everything that goes. The auction house, vendors, and even the bank are unusable--that might be frustrating for gamers who, when the event is truly reside, are just trying to go about their day to day company.
On the WoW subreddit, players also have buy WOW Classic Burning Crusade Gold found ways to bring the zombie infestation outside of capital cities, making entire regions of Azeroth uninhabitable.