You might be in a Reformed household if you hear. . .

These are a few things you may only here if you are in Reformed household.

"Have you seen my copy of the Reformed Doctrine of Predestination by Lorraine Boettner?" And it's the hard cover copy with notes made by you.

You bet on how soon someone will mention total depravity in a conversation. "OK,  who had 11:10 am?" Although I'm sure betting itself proves total depravity.