Rule 1: Always be prepared for the impending doom

You never know when the apocalypse will arrive, so be ready for the worst.

Rule 2: Stay alert, even when it's not Monday.

Rule 3: Hoard toilet paper, it's a matter of survival

We're not saying it's going to be a long, drawn-out apocalypse, but you never know.

Rule 4: Learn to love the taste of canned goods.