You can find the Lift Key in the Team Rocket Hideout on Pokemon FireRed. It is dropped by a Grunt on basement floor 4 after defeating him.
You use it on the lift (1st Floor) to get access to Giovanni. This is your first battle with Giovanni.
You find it on B4F in FireRed when you battle a Team Rocket Grunt in the far north corner he has a Level 21 Zubat and Koffing, if you defeat him, then he will drop the key. This will enable you to battle Giovanni. In Silph Co., you don't need a lift key to get anywhere, instead, you have to use the teleporters to get to the Card Key.
use the lift key to use the lift
use it at the lift in the rocket hideout. rocket hideout is under the game corner. examine the poster in the back
You can find the Lift Key in the Team Rocket Hideout on Pokemon FireRed. It is dropped by a Grunt on basement floor 4 after defeating him.
You use it on the lift (1st Floor) to get access to Giovanni. This is your first battle with Giovanni.
fight the team rocket grunt in the corner and he'll drop it so you can get it
On B3 of the rocket game corner there is a grunt in the top left corner beat him to get it.
You find it on B4F in FireRed when you battle a Team Rocket Grunt in the far north corner he has a Level 21 Zubat and Koffing, if you defeat him, then he will drop the key. This will enable you to battle Giovanni. In Silph Co., you don't need a lift key to get anywhere, instead, you have to use the teleporters to get to the Card Key.
use the lift key to use the lift
In the house you jerk!
its inside the mansion
the secret key is in the Pokemon mansion - Celadon city basement
The Card Key can be found in Silph Co on the Fifth Floor.
you go in the Pokemon mansion and the gyms key is some ware in there.
use it at the lift in the rocket hideout. rocket hideout is under the game corner. examine the poster in the back