You will also find neutral buildings dotted throughout maps. Even the Goblin Laboratory, by way of instance, can market a Goblin Shredder, which is very good for amassing substantial amounts of lumber in a quick moment. They also sell Goblin Zeppelins, making excellent scouts for recon. These impartial buildings are often guarded by creeps. If you just happen to wow gold classic want something out of a neutral construction, but the levels of this creeps surrounding it are too high, consider waiting for nightfall. Creeps sleep at nighttime, which means you can rush in and rush out without a risk!
The early game in any match is all about speed and efficiency, in addition to fielding the most effective units possible, whenever possible. With different buildings specializing in resources, technology trees, units, and defence, it's worth having a build order in your mind so that you don't get overwhelmed.
As with heroes, it is difficult to provide a definitive answer to what you should prioritise in your build order, as there's so many factors that could play into your overall strategy. That said, once you're first starting out, there are a number of generally agreed upon sequences which are worth studying, if just to use them as a template for your own. Nailing the nuances of aggressive Warcraft 3 continues to be a years long iterative process. You'll likely find something new every time you play, see, or cheap classic gold wow read about a match. That said, these eleven year old forum posts for Humans, Orcs, Night Elf, and Undead are a wonderful place to get started.