Wall off behind the mineral line with gateways to stop drops.
3rd base, 3 colossi then immortals.
Attack with 3/3 upgrades and 3 bases total.
Never want to attack up to the Natural - always want to go through the 3rd.
If more than 4 banshees then got Stargate otherwise 3 stalkers per banshee.
If pool is after 2:00 then put Nexus first at 17 supply.
Nexus - Pylon - Gateway - Cannon
If you see many lings - wall off completely.
Mainly warp in sentry stalkers.
Then can mix in some zealots.
If pool is earlier than 2:00 the go Nexus - Pylon - Cannon - Gateway
Scout entire main and entire natural!
Send stalker straight to the watch tower.
Stalkers are faster than marines - do damage! Walk away - a click, walk away - a click.
Stay up your ramp. Pull like 18 probes!
1 gate FE vs everything Terran does except when you see 2 rax.