Tip 1: Don't forget to turn off the lights when you're not using them! It's like, super important for saving power, man.
Tip 2: Keep your bunker stocked with at least 6 months' worth of snacks. You never know when the apocalypse will hit.
Tip 3: How to properly vent your bunker for maximum comfort
And remember, if you're not living in a bunker, are you really living?