1. When they leave the refrigerator open and have a heartfelt talk for 20 minutes.
  2. When they leave the front door open and have a hugging/makeout session for 40 minutes.
  3. The fact that nobody ever keeps their doors locked.
  4. Being insanely articulate about their inner emotional turmoil
    Suggested by @FishNDC
  5. There is never dirt/dust on the floors/baseboards.
    Suggested by @FlowerChild70
  6. How everyone wears shoes when they're just hanging out at home.
    Suggested by @summerallen
  7. The characters hair is always perfect
  8. So much eye contact while talking and driving. Watch the road!
    Suggested by @doodler19