Undead also differ from the TBC Classic Gold other factions in that they need to utilize their simplest combat unit -- Ghouls -- to collect lumber. The trade-off is that Ghouls collect 20 timber per delivery rather than the Human and Orc's 10, and the Night Elves' 5. They're also a lot more defensible, should your opponent target your workers.
All games start with your starting city right next to a gold mine. Night Elf or Undead players may find their starting mine prepared to use, will not need to be worried about Haunting or even Entangling right away, before,the first Gold Mine collapses. That is correct, Gold Mines do not last forever, so you're going to be seeking to expand rapidly into the ancient mid-game. Find another gold mine and begin planning to clear the area and enlarge to another base. You also need to keep an eye for your opponent's expansions. If you've got two gold mines, and cheap WOW Burning Crusade Classic Gold they've just got you, you're going to be in a critical benefit.