Hola, iam Reyna Grizzel, I hope today is better than yesterday.

What Does Upgrading Your Vault Door Do? [Solved]

Upgrading the room will Increase the health of the Vault door itself but will not increase occupancy, which stays at a maximum of 2 dwellers. Dwellers assigned to the Vault Door will only gain experience during raids and will not level up as those assigned to normal production rooms would.14 Jun 2015

GTA Online What EXTRA Heist Upgrades to buy and NOT buy (Save $1,030,000)

When you officially set up

GTA Online The Diamond Casino Heist - Purchase Vault Door

GTA Online:

Upgrading my vault door

In this episode of Vault Log