Play first and take the center
If the center is taken, take a corner
If you have the center, take opposite corners when possible
Create a fork whenever you can
Block your opponent’s forks immediately
Always block an immediate winning move
Take the winning move when available
Force your opponent into defense
Use the corner opposite your opponent’s corner
Aim for two threats at once
Control the center and corners
Avoid giving up a fork
If both players play perfectly, force a draw