Focus on spending all of your resources efficiently. If you hit 1000 resources, you are managing your economy poorly.
Never mine from two gases before you have a second base and 30+ drones. If you go heavy on gas, you need to spend the gas early but building the structures that use gas take drones and you are left with crippled income.
vs Terran/Zerg 13 overlord -> scout 17 hatchery 18 extractor 17 spawning pool 20 overlord -> scout 21 @100 g metabolic boost 22 @hatchery 2 queens vs Protoss TODO
14 Supply Depot 16 Barracks + Reactor + Nonstop Marine 16 Gas 17 Scout 19 Orbital Command 20 Command Center to main and fly it after 20 Barracks + Tech Lab + Stim + Nonstop Marine 21 2nd Supply Depot to wall-off 22 Barracks + Reactor + Nonstop Marine @100 gas Factory + Reactor + 2nd Gas @100% Factory Starport + Swap Reactor with Factory + Medivacs @100% Stim Combat Shields SETUP DONE, NOW ONE OF THE FOLLOWING: - 3rd CC - double engineering bay - 2 more barracks