--answer-- they are not blocking it silly! just go to the 5th floor then head down to through the central most southern warp panel then it tranports you to a different floor, go back on it then go down to battle the grunt right beside you then continue to the right then get the card key
You must defeat Giovanni, the boss, on the top floor and any grunts blocking the way to him.
well there name is team rocket but most of them are ,rocket grunts,
Go to lavender town and enter the big pokemon tower building, right at the top after you battle some rocket grunts you will find him
Beat the Pokemon league
Defeat all trainers in the pokemon tower in Lavender Town (Rival, Channelers, and Rocket Grunts) then defeat everybody at the Rocket Hideout in the game corner in Celadon City (Rocket Grunts and boss Giovanni), then you will be able to enter Silph Co. in Saffron CIty (Rocket Grunts, Rival, Boss Giovanni).
You look for the team rocket boss and before you have face team rocket grunts and also your rival
there are no team galactic grunts in that game. only team rocket, and they are not at lake of rage.
defeat the rocket grunts on the Pokemon tower's summit
you must attend the ceremony of the building of the sub and thenyou will go into base and that's it you must attend the ceremony of the building of the sub and thenyou will go into base and that's it
Defeat Cyrus and others at the headquarters first.
Work your way to the top of the Pokemon Ghost Tower and defeat the Rocket Grunts.
If your talking about the password for the rocket hideout you get the first one on mt ember where those two team rocket grunts are.