You know you like fire alarms when:

When you visit someone’s house that you’ve never been to before you look for the smoke alarms.

You go into a building just to see the fire alarms inside.

You can tell a building is pretty old based on the alarms that they have.

Link to old thread for new people: <URL url="You Know You Like Fire Alarms When (2.0) text=“viewtopic.php?f=3&t=5969”>You Know You Like Fire Alarms When (2.0)

You are waiting and hoping somebody posts in the “Make Up a System” topic so you can make up another system.